201498544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1973}}^1$

素因数の和:2485

約数の個数: 40

約数和(自身を含む): 421504272

約数和(自身を除く): 220005728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 491, 982, 1964, 1973, 3928, 3946, 6383, 7856, 7892, 12766, 15784, 25532, 25649, 31568, 51064, 51298, 102128, 102596, 205192, 410384, 968743, 1937486, 3874972, 7749944, 12593659, 15499888, 25187318, 50374636, 100749272, 201498544]

約数ペア:

[(1, 201498544), (2, 100749272), (4, 50374636), (8, 25187318), (13, 15499888), (16, 12593659), (26, 7749944), (52, 3874972), (104, 1937486), (208, 968743), (491, 410384), (982, 205192), (1964, 102596), (1973, 102128), (3928, 51298), (3946, 51064), (6383, 31568), (7856, 25649), (7892, 25532), (12766, 15784)]