31688402

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{1231}}^1$

素因数の和:1505

約数の個数: 16

約数和(自身を含む): 48580224

約数和(自身を除く): 16891822

約数列:

[1, 2, 61, 122, 211, 422, 1231, 2462, 12871, 25742, 75091, 150182, 259741, 519482, 15844201, 31688402]

約数ペア:

[(1, 31688402), (2, 15844201), (61, 519482), (122, 259741), (211, 150182), (422, 75091), (1231, 25742), (2462, 12871)]