387940861

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{2143}}^1\times {\mathrm{2351}}^1$

素因数の和:4512

約数の個数: 16

約数和(自身を含む): 484098048

約数和(自身を除く): 96157187

約数列:

[1, 7, 11, 77, 2143, 2351, 15001, 16457, 23573, 25861, 165011, 181027, 5038193, 35267351, 55420123, 387940861]

約数ペア:

[(1, 387940861), (7, 55420123), (11, 35267351), (77, 5038193), (2143, 181027), (2351, 165011), (15001, 25861), (16457, 23573)]