31327465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{7901}}^1$

素因数の和:7980

約数の個数: 16

約数和(自身を含む): 41153616

約数和(自身を除く): 9826151

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 7901, 39505, 102713, 481961, 513565, 2409805, 6265493, 31327465]

約数ペア:

[(1, 31327465), (5, 6265493), (13, 2409805), (61, 513565), (65, 481961), (305, 102713), (793, 39505), (3965, 7901)]