81456501

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1231}}^1$

素因数の和:1401

約数の個数: 32

約数和(自身を含む): 130572288

約数和(自身を除く): 49115787

約数列:

[1, 3, 7, 21, 23, 69, 137, 161, 411, 483, 959, 1231, 2877, 3151, 3693, 8617, 9453, 22057, 25851, 28313, 66171, 84939, 168647, 198191, 505941, 594573, 1180529, 3541587, 3878881, 11636643, 27152167, 81456501]

約数ペア:

[(1, 81456501), (3, 27152167), (7, 11636643), (21, 3878881), (23, 3541587), (69, 1180529), (137, 594573), (161, 505941), (411, 198191), (483, 168647), (959, 84939), (1231, 66171), (2877, 28313), (3151, 25851), (3693, 22057), (8617, 9453)]