68988478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{11689}}^1$

素因数の和:11931

約数の個数: 16

約数和(自身を含む): 111943440

約数和(自身を除く): 42954962

約数列:

[1, 2, 13, 26, 227, 454, 2951, 5902, 11689, 23378, 151957, 303914, 2653403, 5306806, 34494239, 68988478]

約数ペア:

[(1, 68988478), (2, 34494239), (13, 5306806), (26, 2653403), (227, 303914), (454, 151957), (2951, 23378), (5902, 11689)]