247864716

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:444

約数の個数: 144

約数和(自身を含む): 719287296

約数和(自身を除く): 471422580

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 44, 61, 62, 66, 93, 99, 122, 124, 132, 183, 186, 198, 244, 279, 331, 341, 366, 372, 396, 549, 558, 662, 671, 682, 732, 993, 1023, 1098, 1116, 1324, 1342, 1364, 1891, 1986, 2013, 2046, 2196, 2684, 2979, 3069, 3641, 3782, 3972, 4026, 4092, 5673, 5958, 6039, 6138, 7282, 7564, 8052, 10261, 10923, 11346, 11916, 12078, 12276, 14564, 17019, 20191, 20522, 20801, 21846, 22692, 24156, 30783, 32769, 34038, 40382, 41044, 41602, 43692, 60573, 61566, 62403, 65538, 68076, 80764, 83204, 92349, 112871, 121146, 123132, 124806, 131076, 181719, 184698, 187209, 222101, 225742, 242292, 249612, 338613, 363438, 369396, 374418, 444202, 451484, 625921, 666303, 677226, 726876, 748836, 888404, 1015839, 1251842, 1332606, 1354452, 1877763, 1998909, 2031678, 2503684, 2665212, 3755526, 3997818, 4063356, 5633289, 6885131, 7511052, 7995636, 11266578, 13770262, 20655393, 22533156, 27540524, 41310786, 61966179, 82621572, 123932358, 247864716]

約数ペア:

[(1, 247864716), (2, 123932358), (3, 82621572), (4, 61966179), (6, 41310786), (9, 27540524), (11, 22533156), (12, 20655393), (18, 13770262), (22, 11266578), (31, 7995636), (33, 7511052), (36, 6885131), (44, 5633289), (61, 4063356), (62, 3997818), (66, 3755526), (93, 2665212), (99, 2503684), (122, 2031678), (124, 1998909), (132, 1877763), (183, 1354452), (186, 1332606), (198, 1251842), (244, 1015839), (279, 888404), (331, 748836), (341, 726876), (366, 677226), (372, 666303), (396, 625921), (549, 451484), (558, 444202), (662, 374418), (671, 369396), (682, 363438), (732, 338613), (993, 249612), (1023, 242292), (1098, 225742), (1116, 222101), (1324, 187209), (1342, 184698), (1364, 181719), (1891, 131076), (1986, 124806), (2013, 123132), (2046, 121146), (2196, 112871), (2684, 92349), (2979, 83204), (3069, 80764), (3641, 68076), (3782, 65538), (3972, 62403), (4026, 61566), (4092, 60573), (5673, 43692), (5958, 41602), (6039, 41044), (6138, 40382), (7282, 34038), (7564, 32769), (8052, 30783), (10261, 24156), (10923, 22692), (11346, 21846), (11916, 20801), (12078, 20522), (12276, 20191), (14564, 17019)]