55981009

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{2411}}^1$

素因数の和:2556

約数の個数: 16

約数和(自身を含む): 66686976

約数和(自身を除く): 10705967

約数列:

[1, 7, 31, 107, 217, 749, 2411, 3317, 16877, 23219, 74741, 257977, 523187, 1805839, 7997287, 55981009]

約数ペア:

[(1, 55981009), (7, 7997287), (31, 1805839), (107, 523187), (217, 257977), (749, 74741), (2411, 23219), (3317, 16877)]