81452856

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{21617}}^1$

素因数の和:21783

約数の個数: 32

約数和(自身を含む): 204938640

約数和(自身を除く): 123485784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 21617, 43234, 64851, 86468, 129702, 172936, 259404, 518808, 3393869, 6787738, 10181607, 13575476, 20363214, 27150952, 40726428, 81452856]

約数ペア:

[(1, 81452856), (2, 40726428), (3, 27150952), (4, 20363214), (6, 13575476), (8, 10181607), (12, 6787738), (24, 3393869), (157, 518808), (314, 259404), (471, 172936), (628, 129702), (942, 86468), (1256, 64851), (1884, 43234), (3768, 21617)]