82951765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{20921}}^1$

素因数の和:21000

約数の個数: 16

約数和(自身を含む): 108961776

約数和(自身を除く): 26010011

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 20921, 104605, 271973, 1276181, 1359865, 6380905, 16590353, 82951765]

約数ペア:

[(1, 82951765), (5, 16590353), (13, 6380905), (61, 1359865), (65, 1276181), (305, 271973), (793, 104605), (3965, 20921)]