9991234

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{4019}}^1$

素因数の和:4145

約数の個数: 16

約数和(自身を含む): 16498080

約数和(自身を除く): 6506846

約数列:

[1, 2, 11, 22, 113, 226, 1243, 2486, 4019, 8038, 44209, 88418, 454147, 908294, 4995617, 9991234]

約数ペア:

[(1, 9991234), (2, 4995617), (11, 908294), (22, 454147), (113, 88418), (226, 44209), (1243, 8038), (2486, 4019)]