1687004748

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^3$

素因数の和:138

約数の個数: 216

約数和(自身を含む): 5216102528

約数和(自身を除く): 3529097780

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 31, 33, 36, 39, 44, 52, 62, 66, 78, 93, 99, 117, 121, 124, 132, 143, 156, 186, 198, 234, 242, 279, 286, 341, 363, 372, 396, 403, 429, 468, 484, 558, 572, 682, 726, 806, 858, 961, 1023, 1089, 1116, 1209, 1287, 1364, 1452, 1573, 1612, 1716, 1922, 2046, 2178, 2418, 2574, 2883, 3069, 3146, 3627, 3751, 3844, 4092, 4356, 4433, 4719, 4836, 5148, 5766, 6138, 6292, 7254, 7502, 8649, 8866, 9438, 10571, 11253, 11532, 12276, 12493, 13299, 14157, 14508, 15004, 17298, 17732, 18876, 21142, 22506, 24986, 26598, 28314, 29791, 31713, 33759, 34596, 37479, 39897, 42284, 45012, 48763, 49972, 53196, 56628, 59582, 63426, 67518, 74958, 79794, 89373, 95139, 97526, 112437, 116281, 119164, 126852, 135036, 137423, 146289, 149916, 159588, 178746, 190278, 195052, 224874, 232562, 268119, 274846, 292578, 327701, 348843, 357492, 380556, 387283, 412269, 438867, 449748, 465124, 536238, 549692, 585156, 655402, 697686, 774566, 824538, 877734, 983103, 1046529, 1072476, 1161849, 1236807, 1310804, 1395372, 1511653, 1549132, 1649076, 1755468, 1966206, 2093058, 2323698, 2473614, 2949309, 3023306, 3485547, 3604711, 3932412, 4186116, 4260113, 4534959, 4647396, 4947228, 5898618, 6046612, 6971094, 7209422, 8520226, 9069918, 10814133, 11797236, 12780339, 13604877, 13942188, 14418844, 17040452, 18139836, 21628266, 25560678, 27209754, 32442399, 38341017, 43256532, 46861243, 51121356, 54419508, 64884798, 76682034, 93722486, 129769596, 140583729, 153364068, 187444972, 281167458, 421751187, 562334916, 843502374, 1687004748]

約数ペア:

[(1, 1687004748), (2, 843502374), (3, 562334916), (4, 421751187), (6, 281167458), (9, 187444972), (11, 153364068), (12, 140583729), (13, 129769596), (18, 93722486), (22, 76682034), (26, 64884798), (31, 54419508), (33, 51121356), (36, 46861243), (39, 43256532), (44, 38341017), (52, 32442399), (62, 27209754), (66, 25560678), (78, 21628266), (93, 18139836), (99, 17040452), (117, 14418844), (121, 13942188), (124, 13604877), (132, 12780339), (143, 11797236), (156, 10814133), (186, 9069918), (198, 8520226), (234, 7209422), (242, 6971094), (279, 6046612), (286, 5898618), (341, 4947228), (363, 4647396), (372, 4534959), (396, 4260113), (403, 4186116), (429, 3932412), (468, 3604711), (484, 3485547), (558, 3023306), (572, 2949309), (682, 2473614), (726, 2323698), (806, 2093058), (858, 1966206), (961, 1755468), (1023, 1649076), (1089, 1549132), (1116, 1511653), (1209, 1395372), (1287, 1310804), (1364, 1236807), (1452, 1161849), (1573, 1072476), (1612, 1046529), (1716, 983103), (1922, 877734), (2046, 824538), (2178, 774566), (2418, 697686), (2574, 655402), (2883, 585156), (3069, 549692), (3146, 536238), (3627, 465124), (3751, 449748), (3844, 438867), (4092, 412269), (4356, 387283), (4433, 380556), (4719, 357492), (4836, 348843), (5148, 327701), (5766, 292578), (6138, 274846), (6292, 268119), (7254, 232562), (7502, 224874), (8649, 195052), (8866, 190278), (9438, 178746), (10571, 159588), (11253, 149916), (11532, 146289), (12276, 137423), (12493, 135036), (13299, 126852), (14157, 119164), (14508, 116281), (15004, 112437), (17298, 97526), (17732, 95139), (18876, 89373), (21142, 79794), (22506, 74958), (24986, 67518), (26598, 63426), (28314, 59582), (29791, 56628), (31713, 53196), (33759, 49972), (34596, 48763), (37479, 45012), (39897, 42284)]