28118468

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{8887}}^1$

素因数の和:9011

約数の個数: 24

約数和(自身を含む): 56740992

約数和(自身を除く): 28622524

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 8887, 17774, 35548, 62209, 124418, 248836, 1004231, 2008462, 4016924, 7029617, 14059234, 28118468]

約数ペア:

[(1, 28118468), (2, 14059234), (4, 7029617), (7, 4016924), (14, 2008462), (28, 1004231), (113, 248836), (226, 124418), (452, 62209), (791, 35548), (1582, 17774), (3164, 8887)]