397180792

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{4643}}^1$

素因数の和:4720

約数の個数: 48

約数和(自身を含む): 812653560

約数和(自身を除く): 415472768

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 289, 296, 578, 629, 1156, 1258, 2312, 2516, 4643, 5032, 9286, 10693, 18572, 21386, 37144, 42772, 78931, 85544, 157862, 171791, 315724, 343582, 631448, 687164, 1341827, 1374328, 2683654, 2920447, 5367308, 5840894, 10734616, 11681788, 23363576, 49647599, 99295198, 198590396, 397180792]

約数ペア:

[(1, 397180792), (2, 198590396), (4, 99295198), (8, 49647599), (17, 23363576), (34, 11681788), (37, 10734616), (68, 5840894), (74, 5367308), (136, 2920447), (148, 2683654), (289, 1374328), (296, 1341827), (578, 687164), (629, 631448), (1156, 343582), (1258, 315724), (2312, 171791), (2516, 157862), (4643, 85544), (5032, 78931), (9286, 42772), (10693, 37144), (18572, 21386)]