401075648

素因数分解:

$2^6\times {\mathrm{557}}^1\times {\mathrm{11251}}^1$

素因数の和:11820

約数の個数: 28

約数和(自身を含む): 797384232

約数和(自身を除く): 396308584

約数列:

[1, 2, 4, 8, 16, 32, 64, 557, 1114, 2228, 4456, 8912, 11251, 17824, 22502, 35648, 45004, 90008, 180016, 360032, 720064, 6266807, 12533614, 25067228, 50134456, 100268912, 200537824, 401075648]

約数ペア:

[(1, 401075648), (2, 200537824), (4, 100268912), (8, 50134456), (16, 25067228), (32, 12533614), (64, 6266807), (557, 720064), (1114, 360032), (2228, 180016), (4456, 90008), (8912, 45004), (11251, 35648), (17824, 22502)]