908387172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^3$

素因数の和:132

約数の個数: 216

約数和(自身を含む): 2980630016

約数和(自身を除く): 2072242844

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 31, 33, 36, 42, 44, 62, 63, 66, 77, 84, 93, 99, 121, 124, 126, 132, 154, 186, 198, 217, 231, 242, 252, 279, 308, 341, 363, 372, 396, 434, 462, 484, 558, 651, 682, 693, 726, 847, 868, 924, 961, 1023, 1089, 1116, 1302, 1364, 1386, 1452, 1694, 1922, 1953, 2046, 2178, 2387, 2541, 2604, 2772, 2883, 3069, 3388, 3751, 3844, 3906, 4092, 4356, 4774, 5082, 5766, 6138, 6727, 7161, 7502, 7623, 7812, 8649, 9548, 10164, 10571, 11253, 11532, 12276, 13454, 14322, 15004, 15246, 17298, 20181, 21142, 21483, 22506, 26257, 26908, 28644, 29791, 30492, 31713, 33759, 34596, 40362, 42284, 42966, 45012, 52514, 59582, 60543, 63426, 67518, 73997, 78771, 80724, 85932, 89373, 95139, 105028, 116281, 119164, 121086, 126852, 135036, 147994, 157542, 178746, 190278, 208537, 221991, 232562, 236313, 242172, 268119, 295988, 315084, 327701, 348843, 357492, 380556, 417074, 443982, 465124, 472626, 536238, 625611, 655402, 665973, 697686, 813967, 834148, 887964, 945252, 983103, 1046529, 1072476, 1251222, 1310804, 1331946, 1395372, 1627934, 1876833, 1966206, 2093058, 2293907, 2441901, 2502444, 2663892, 2949309, 3255868, 3604711, 3753666, 3932412, 4186116, 4587814, 4883802, 5898618, 6881721, 7209422, 7325703, 7507332, 9175628, 9767604, 10814133, 11797236, 13763442, 14418844, 14651406, 20645163, 21628266, 25232977, 27526884, 29302812, 32442399, 41290326, 43256532, 50465954, 64884798, 75698931, 82580652, 100931908, 129769596, 151397862, 227096793, 302795724, 454193586, 908387172]

約数ペア:

[(1, 908387172), (2, 454193586), (3, 302795724), (4, 227096793), (6, 151397862), (7, 129769596), (9, 100931908), (11, 82580652), (12, 75698931), (14, 64884798), (18, 50465954), (21, 43256532), (22, 41290326), (28, 32442399), (31, 29302812), (33, 27526884), (36, 25232977), (42, 21628266), (44, 20645163), (62, 14651406), (63, 14418844), (66, 13763442), (77, 11797236), (84, 10814133), (93, 9767604), (99, 9175628), (121, 7507332), (124, 7325703), (126, 7209422), (132, 6881721), (154, 5898618), (186, 4883802), (198, 4587814), (217, 4186116), (231, 3932412), (242, 3753666), (252, 3604711), (279, 3255868), (308, 2949309), (341, 2663892), (363, 2502444), (372, 2441901), (396, 2293907), (434, 2093058), (462, 1966206), (484, 1876833), (558, 1627934), (651, 1395372), (682, 1331946), (693, 1310804), (726, 1251222), (847, 1072476), (868, 1046529), (924, 983103), (961, 945252), (1023, 887964), (1089, 834148), (1116, 813967), (1302, 697686), (1364, 665973), (1386, 655402), (1452, 625611), (1694, 536238), (1922, 472626), (1953, 465124), (2046, 443982), (2178, 417074), (2387, 380556), (2541, 357492), (2604, 348843), (2772, 327701), (2883, 315084), (3069, 295988), (3388, 268119), (3751, 242172), (3844, 236313), (3906, 232562), (4092, 221991), (4356, 208537), (4774, 190278), (5082, 178746), (5766, 157542), (6138, 147994), (6727, 135036), (7161, 126852), (7502, 121086), (7623, 119164), (7812, 116281), (8649, 105028), (9548, 95139), (10164, 89373), (10571, 85932), (11253, 80724), (11532, 78771), (12276, 73997), (13454, 67518), (14322, 63426), (15004, 60543), (15246, 59582), (17298, 52514), (20181, 45012), (21142, 42966), (21483, 42284), (22506, 40362), (26257, 34596), (26908, 33759), (28644, 31713), (29791, 30492)]