128657641567

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{115631}}^1\times {\mathrm{12227}}^1$

素因数の和:127878

約数の個数: 16

約数和(自身を含む): 158362186752

約数和(自身を除く): 29704545185

約数列:

[1, 7, 13, 91, 12227, 85589, 115631, 158951, 809417, 1112657, 1503203, 10522421, 1413820237, 9896741659, 18379663081, 128657641567]

約数ペア:

[(1, 128657641567), (7, 18379663081), (13, 9896741659), (91, 1413820237), (12227, 10522421), (85589, 1503203), (115631, 1112657), (158951, 809417)]