28028013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{4409}}^1$

素因数の和:4588

約数の個数: 16

約数和(自身を含む): 40501440

約数和(自身を除く): 12473427

約数列:

[1, 3, 13, 39, 163, 489, 2119, 4409, 6357, 13227, 57317, 171951, 718667, 2156001, 9342671, 28028013]

約数ペア:

[(1, 28028013), (3, 9342671), (13, 2156001), (39, 718667), (163, 171951), (489, 57317), (2119, 13227), (4409, 6357)]