81397302

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{31771}}^1$

素因数の和:31844

約数の個数: 32

約数和(自身を含む): 189106944

約数和(自身を除く): 107709642

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 31771, 63542, 95313, 190626, 222397, 444794, 667191, 1334382, 1938031, 3876062, 5814093, 11628186, 13566217, 27132434, 40698651, 81397302]

約数ペア:

[(1, 81397302), (2, 40698651), (3, 27132434), (6, 13566217), (7, 11628186), (14, 5814093), (21, 3876062), (42, 1938031), (61, 1334382), (122, 667191), (183, 444794), (366, 222397), (427, 190626), (854, 95313), (1281, 63542), (2562, 31771)]