208097659

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1657}}^1$

素因数の和:1915

約数の個数: 24

約数和(自身を含む): 265372848

約数和(自身を除く): 57275189

約数列:

[1, 7, 11, 49, 77, 233, 539, 1631, 1657, 2563, 11417, 11599, 17941, 18227, 81193, 125587, 127589, 386081, 893123, 2702567, 4246891, 18917969, 29728237, 208097659]

約数ペア:

[(1, 208097659), (7, 29728237), (11, 18917969), (49, 4246891), (77, 2702567), (233, 893123), (539, 386081), (1631, 127589), (1657, 125587), (2563, 81193), (11417, 18227), (11599, 17941)]