287132324

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{199}}^1\times {\mathrm{2213}}^1$

素因数の和:2579

約数の個数: 24

約数和(自身を含む): 508334400

約数和(自身を除く): 221202076

約数列:

[1, 2, 4, 163, 199, 326, 398, 652, 796, 2213, 4426, 8852, 32437, 64874, 129748, 360719, 440387, 721438, 880774, 1442876, 1761548, 71783081, 143566162, 287132324]

約数ペア:

[(1, 287132324), (2, 143566162), (4, 71783081), (163, 1761548), (199, 1442876), (326, 880774), (398, 721438), (652, 440387), (796, 360719), (2213, 129748), (4426, 64874), (8852, 32437)]