13458405

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12637}}^1$

素因数の和:12716

約数の個数: 16

約数和(自身を含む): 21838464

約数和(自身を除く): 8380059

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 12637, 37911, 63185, 189555, 897227, 2691681, 4486135, 13458405]

約数ペア:

[(1, 13458405), (3, 4486135), (5, 2691681), (15, 897227), (71, 189555), (213, 63185), (355, 37911), (1065, 12637)]