68496545

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 89983296

約数和(自身を除く): 21486751

約数列:

[1, 5, 13, 65, 103, 169, 515, 787, 845, 1339, 3935, 6695, 10231, 17407, 51155, 81061, 87035, 133003, 405305, 665015, 1053793, 5268965, 13699309, 68496545]

約数ペア:

[(1, 68496545), (5, 13699309), (13, 5268965), (65, 1053793), (103, 665015), (169, 405305), (515, 133003), (787, 87035), (845, 81061), (1339, 51155), (3935, 17407), (6695, 10231)]