131218212

素因数分解:

$2^2\times 3^1\times {\mathrm{199}}^1\times {\mathrm{54949}}^1$

素因数の和:55155

約数の個数: 24

約数和(自身を含む): 307720000

約数和(自身を除く): 176501788

約数列:

[1, 2, 3, 4, 6, 12, 199, 398, 597, 796, 1194, 2388, 54949, 109898, 164847, 219796, 329694, 659388, 10934851, 21869702, 32804553, 43739404, 65609106, 131218212]

約数ペア:

[(1, 131218212), (2, 65609106), (3, 43739404), (4, 32804553), (6, 21869702), (12, 10934851), (199, 659388), (398, 329694), (597, 219796), (796, 164847), (1194, 109898), (2388, 54949)]