129440857

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{2897}}^1$

素因数の和:3408

約数の個数: 16

約数和(自身を含む): 159691392

約数和(自身を除く): 30250535

約数列:

[1, 7, 13, 91, 491, 2897, 3437, 6383, 20279, 37661, 44681, 263627, 1422427, 9956989, 18491551, 129440857]

約数ペア:

[(1, 129440857), (7, 18491551), (13, 9956989), (91, 1422427), (491, 263627), (2897, 44681), (3437, 37661), (6383, 20279)]