18138615

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 31871232

約数和(自身を除く): 13732617

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 211, 521, 633, 1055, 1563, 2321, 2605, 3165, 5731, 6963, 7815, 11605, 17193, 28655, 34815, 85965, 109931, 329793, 549655, 1209241, 1648965, 3627723, 6046205, 18138615]

約数ペア:

[(1, 18138615), (3, 6046205), (5, 3627723), (11, 1648965), (15, 1209241), (33, 549655), (55, 329793), (165, 109931), (211, 85965), (521, 34815), (633, 28655), (1055, 17193), (1563, 11605), (2321, 7815), (2605, 6963), (3165, 5731)]