56685181231

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1\times {\mathrm{176129}}^1$

素因数の和:178158

約数の個数: 16

約数和(自身を含む): 67633920000

約数和(自身を除く): 10948738769

約数列:

[1, 7, 23, 161, 1999, 13993, 45977, 176129, 321839, 1232903, 4050967, 28356769, 352081871, 2464573097, 8097883033, 56685181231]

約数ペア:

[(1, 56685181231), (7, 8097883033), (23, 2464573097), (161, 352081871), (1999, 28356769), (13993, 4050967), (45977, 1232903), (176129, 321839)]