258677315

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{2861}}^1$

素因数の和:2999

約数の個数: 24

約数和(自身を含む): 339387408

約数和(自身を除く): 80710093

約数列:

[1, 5, 13, 65, 107, 169, 535, 845, 1391, 2861, 6955, 14305, 18083, 37193, 90415, 185965, 306127, 483509, 1530635, 2417545, 3979651, 19898255, 51735463, 258677315]

約数ペア:

[(1, 258677315), (5, 51735463), (13, 19898255), (65, 3979651), (107, 2417545), (169, 1530635), (535, 483509), (845, 306127), (1391, 185965), (2861, 90415), (6955, 37193), (14305, 18083)]