28120389

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{7541}}^1$

素因数の和:7668

約数の個数: 16

約数和(自身を含む): 41269824

約数和(自身を除く): 13149435

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 7541, 22623, 82951, 248853, 852133, 2556399, 9373463, 28120389]

約数ペア:

[(1, 28120389), (3, 9373463), (11, 2556399), (33, 852133), (113, 248853), (339, 82951), (1243, 22623), (3729, 7541)]