13739975

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{17729}}^1$

素因数の和:17770

約数の個数: 12

約数和(自身を含む): 17588160

約数和(自身を除く): 3848185

約数列:

[1, 5, 25, 31, 155, 775, 17729, 88645, 443225, 549599, 2747995, 13739975]

約数ペア:

[(1, 13739975), (5, 2747995), (25, 549599), (31, 443225), (155, 88645), (775, 17729)]