28109654

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{2039}}^1$

素因数の和:2215

約数の個数: 16

約数和(自身を含む): 43256160

約数和(自身を除く): 15146506

約数列:

[1, 2, 61, 113, 122, 226, 2039, 4078, 6893, 13786, 124379, 230407, 248758, 460814, 14054827, 28109654]

約数ペア:

[(1, 28109654), (2, 14054827), (61, 460814), (113, 248758), (122, 230407), (226, 124379), (2039, 13786), (4078, 6893)]