71376579

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 108416000

約数和(自身を除く): 37039421

約数列:

[1, 3, 9, 27, 79, 109, 237, 307, 327, 711, 921, 981, 2133, 2763, 2943, 8289, 8611, 24253, 25833, 33463, 72759, 77499, 100389, 218277, 232497, 301167, 654831, 903501, 2643577, 7930731, 23792193, 71376579]

約数ペア:

[(1, 71376579), (3, 23792193), (9, 7930731), (27, 2643577), (79, 903501), (109, 654831), (237, 301167), (307, 232497), (327, 218277), (711, 100389), (921, 77499), (981, 72759), (2133, 33463), (2763, 25833), (2943, 24253), (8289, 8611)]