8889136123

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{20817649}}^1$

素因数の和:20817717

約数の個数: 8

約数和(自身を含む): 10325554400

約数和(自身を除く): 1436418277

約数列:

[1, 7, 61, 427, 20817649, 145723543, 1269876589, 8889136123]

約数ペア:

[(1, 8889136123), (7, 1269876589), (61, 145723543), (427, 20817649)]