61881911

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 79833600

約数和(自身を除く): 17951689

約数列:

[1, 7, 13, 29, 91, 131, 179, 203, 377, 917, 1253, 1703, 2327, 2639, 3799, 5191, 11921, 16289, 23449, 26593, 36337, 49387, 67483, 164143, 304837, 345709, 472381, 680021, 2133859, 4760147, 8840273, 61881911]

約数ペア:

[(1, 61881911), (7, 8840273), (13, 4760147), (29, 2133859), (91, 680021), (131, 472381), (179, 345709), (203, 304837), (377, 164143), (917, 67483), (1253, 49387), (1703, 36337), (2327, 26593), (2639, 23449), (3799, 16289), (5191, 11921)]