131031656

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{22717}}^1$

素因数の和:22833

約数の個数: 32

約数和(自身を含む): 283520640

約数和(自身を除く): 152488984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 5768, 22717, 45434, 90868, 159019, 181736, 318038, 636076, 1272152, 2339851, 4679702, 9359404, 16378957, 18718808, 32757914, 65515828, 131031656]

約数ペア:

[(1, 131031656), (2, 65515828), (4, 32757914), (7, 18718808), (8, 16378957), (14, 9359404), (28, 4679702), (56, 2339851), (103, 1272152), (206, 636076), (412, 318038), (721, 181736), (824, 159019), (1442, 90868), (2884, 45434), (5768, 22717)]