3965845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:169

約数の個数: 32

約数和(自身を含む): 5630688

約数和(自身を除く): 1664843

約数列:

[1, 5, 13, 17, 37, 65, 85, 97, 185, 221, 481, 485, 629, 1105, 1261, 1649, 2405, 3145, 3589, 6305, 8177, 8245, 17945, 21437, 40885, 46657, 61013, 107185, 233285, 305065, 793169, 3965845]

約数ペア:

[(1, 3965845), (5, 793169), (13, 305065), (17, 233285), (37, 107185), (65, 61013), (85, 46657), (97, 40885), (185, 21437), (221, 17945), (481, 8245), (485, 8177), (629, 6305), (1105, 3589), (1261, 3145), (1649, 2405)]