159888939

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{3037}}^1$

素因数の和:3179

約数の個数: 32

約数和(自身を含む): 256650240

約数和(自身を除く): 96761301

約数列:

[1, 3, 7, 21, 23, 69, 109, 161, 327, 483, 763, 2289, 2507, 3037, 7521, 9111, 17549, 21259, 52647, 63777, 69851, 209553, 331033, 488957, 993099, 1466871, 2317231, 6951693, 7613759, 22841277, 53296313, 159888939]

約数ペア:

[(1, 159888939), (3, 53296313), (7, 22841277), (21, 7613759), (23, 6951693), (69, 2317231), (109, 1466871), (161, 993099), (327, 488957), (483, 331033), (763, 209553), (2289, 69851), (2507, 63777), (3037, 52647), (7521, 21259), (9111, 17549)]