128696349

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{1979}}^1$

素因数の和:2444

約数の個数: 16

約数和(自身を含む): 175348800

約数和(自身を除く): 46652451

約数列:

[1, 3, 53, 159, 409, 1227, 1979, 5937, 21677, 65031, 104887, 314661, 809411, 2428233, 42898783, 128696349]

約数ペア:

[(1, 128696349), (3, 42898783), (53, 2428233), (159, 809411), (409, 314661), (1227, 104887), (1979, 65031), (5937, 21677)]