28510252

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{661}}^1$

素因数の和:969

約数の個数: 24

約数和(自身を含む): 51381792

約数和(自身を除く): 22871540

約数列:

[1, 2, 4, 41, 82, 164, 263, 526, 661, 1052, 1322, 2644, 10783, 21566, 27101, 43132, 54202, 108404, 173843, 347686, 695372, 7127563, 14255126, 28510252]

約数ペア:

[(1, 28510252), (2, 14255126), (4, 7127563), (41, 695372), (82, 347686), (164, 173843), (263, 108404), (526, 54202), (661, 43132), (1052, 27101), (1322, 21566), (2644, 10783)]