257952238

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1\times {\mathrm{3947}}^1$

素因数の和:4787

約数の個数: 16

約数和(自身を含む): 396963504

約数和(自身を除く): 139011266

約数列:

[1, 2, 41, 82, 797, 1594, 3947, 7894, 32677, 65354, 161827, 323654, 3145759, 6291518, 128976119, 257952238]

約数ペア:

[(1, 257952238), (2, 128976119), (41, 6291518), (82, 3145759), (797, 323654), (1594, 161827), (3947, 65354), (7894, 32677)]