12540807

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 18802368

約数和(自身を除く): 6261561

約数列:

[1, 3, 9, 53, 61, 159, 183, 431, 477, 549, 1293, 3233, 3879, 9699, 22843, 26291, 29097, 68529, 78873, 205587, 236619, 1393423, 4180269, 12540807]

約数ペア:

[(1, 12540807), (3, 4180269), (9, 1393423), (53, 236619), (61, 205587), (159, 78873), (183, 68529), (431, 29097), (477, 26291), (549, 22843), (1293, 9699), (3233, 3879)]