311987013

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{563}}^1\times {\mathrm{1093}}^1$

素因数の和:1685

約数の個数: 24

約数和(自身を含む): 451655712

約数和(自身を除く): 139668699

約数列:

[1, 3, 13, 39, 169, 507, 563, 1093, 1689, 3279, 7319, 14209, 21957, 42627, 95147, 184717, 285441, 554151, 615359, 1846077, 7999667, 23999001, 103995671, 311987013]

約数ペア:

[(1, 311987013), (3, 103995671), (13, 23999001), (39, 7999667), (169, 1846077), (507, 615359), (563, 554151), (1093, 285441), (1689, 184717), (3279, 95147), (7319, 42627), (14209, 21957)]