12987858

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{619}}^1$

素因数の和:906

約数の個数: 32

約数和(自身を含む): 28123200

約数和(自身を除く): 15135342

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 269, 538, 619, 807, 1238, 1614, 1857, 3497, 3714, 6994, 8047, 10491, 16094, 20982, 24141, 48282, 166511, 333022, 499533, 999066, 2164643, 4329286, 6493929, 12987858]

約数ペア:

[(1, 12987858), (2, 6493929), (3, 4329286), (6, 2164643), (13, 999066), (26, 499533), (39, 333022), (78, 166511), (269, 48282), (538, 24141), (619, 20982), (807, 16094), (1238, 10491), (1614, 8047), (1857, 6994), (3497, 3714)]