131222656

素因数分解:

$2^7\times {\mathrm{277}}^1\times {\mathrm{3701}}^1$

素因数の和:3992

約数の個数: 32

約数和(自身を含む): 262434780

約数和(自身を除く): 131212124

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 277, 554, 1108, 2216, 3701, 4432, 7402, 8864, 14804, 17728, 29608, 35456, 59216, 118432, 236864, 473728, 1025177, 2050354, 4100708, 8201416, 16402832, 32805664, 65611328, 131222656]

約数ペア:

[(1, 131222656), (2, 65611328), (4, 32805664), (8, 16402832), (16, 8201416), (32, 4100708), (64, 2050354), (128, 1025177), (277, 473728), (554, 236864), (1108, 118432), (2216, 59216), (3701, 35456), (4432, 29608), (7402, 17728), (8864, 14804)]