80144589

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 124796160

約数和(自身を除く): 44651571

約数列:

[1, 3, 7, 21, 89, 137, 267, 313, 411, 623, 939, 959, 1869, 2191, 2877, 6573, 12193, 27857, 36579, 42881, 83571, 85351, 128643, 194999, 256053, 300167, 584997, 900501, 3816409, 11449227, 26714863, 80144589]

約数ペア:

[(1, 80144589), (3, 26714863), (7, 11449227), (21, 3816409), (89, 900501), (137, 584997), (267, 300167), (313, 256053), (411, 194999), (623, 128643), (939, 85351), (959, 83571), (1869, 42881), (2191, 36579), (2877, 27857), (6573, 12193)]