81796767

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{661}}^1$

素因数の和:863

約数の個数: 32

約数和(自身を含む): 124561920

約数和(自身を除く): 42765153

約数列:

[1, 3, 13, 19, 39, 57, 167, 247, 501, 661, 741, 1983, 2171, 3173, 6513, 8593, 9519, 12559, 25779, 37677, 41249, 110387, 123747, 163267, 331161, 489801, 1435031, 2097353, 4305093, 6292059, 27265589, 81796767]

約数ペア:

[(1, 81796767), (3, 27265589), (13, 6292059), (19, 4305093), (39, 2097353), (57, 1435031), (167, 489801), (247, 331161), (501, 163267), (661, 123747), (741, 110387), (1983, 41249), (2171, 37677), (3173, 25779), (6513, 12559), (8593, 9519)]