128889762

素因数分解:

$2^1\times 3^1\times {\mathrm{277}}^1\times {\mathrm{77551}}^1$

素因数の和:77833

約数の個数: 16

約数和(自身を含む): 258713472

約数和(自身を除く): 129823710

約数列:

[1, 2, 3, 6, 277, 554, 831, 1662, 77551, 155102, 232653, 465306, 21481627, 42963254, 64444881, 128889762]

約数ペア:

[(1, 128889762), (2, 64444881), (3, 42963254), (6, 21481627), (277, 465306), (554, 232653), (831, 155102), (1662, 77551)]