68939455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{17387}}^1$

素因数の和:17466

約数の個数: 16

約数和(自身を含む): 90556704

約数和(自身を除く): 21617249

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 17387, 86935, 226031, 1060607, 1130155, 5303035, 13787891, 68939455]

約数ペア:

[(1, 68939455), (5, 13787891), (13, 5303035), (61, 1130155), (65, 1060607), (305, 226031), (793, 86935), (3965, 17387)]