31308628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 63249984

約数和(自身を除く): 31941356

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 107, 214, 221, 331, 428, 442, 662, 884, 1324, 1391, 1819, 2782, 3638, 4303, 5564, 5627, 7276, 8606, 11254, 17212, 22508, 23647, 35417, 47294, 70834, 73151, 94588, 141668, 146302, 292604, 460421, 602089, 920842, 1204178, 1841684, 2408356, 7827157, 15654314, 31308628]

約数ペア:

[(1, 31308628), (2, 15654314), (4, 7827157), (13, 2408356), (17, 1841684), (26, 1204178), (34, 920842), (52, 602089), (68, 460421), (107, 292604), (214, 146302), (221, 141668), (331, 94588), (428, 73151), (442, 70834), (662, 47294), (884, 35417), (1324, 23647), (1391, 22508), (1819, 17212), (2782, 11254), (3638, 8606), (4303, 7276), (5564, 5627)]