393147639521

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{274811}}^1$

素因数の和:275109

約数の個数: 32

約数和(自身を含む): 492463104000

約数和(自身を除く): 99315464479

約数列:

[1, 7, 13, 79, 91, 199, 553, 1027, 1393, 2587, 7189, 15721, 18109, 110047, 204373, 274811, 1430611, 1923677, 3572543, 21710069, 25007801, 54687389, 151970483, 282230897, 382811723, 710936057, 1975616279, 4320303731, 4976552399, 30242126117, 56163948503, 393147639521]

約数ペア:

[(1, 393147639521), (7, 56163948503), (13, 30242126117), (79, 4976552399), (91, 4320303731), (199, 1975616279), (553, 710936057), (1027, 382811723), (1393, 282230897), (2587, 151970483), (7189, 54687389), (15721, 25007801), (18109, 21710069), (110047, 3572543), (204373, 1923677), (274811, 1430611)]