28315529

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2221}}^1$

素因数の和:2312

約数の個数: 16

約数和(自身を含む): 33063360

約数和(自身を除く): 4747831

約数列:

[1, 11, 19, 61, 209, 671, 1159, 2221, 12749, 24431, 42199, 135481, 464189, 1490291, 2574139, 28315529]

約数ペア:

[(1, 28315529), (11, 2574139), (19, 1490291), (61, 464189), (209, 135481), (671, 42199), (1159, 24431), (2221, 12749)]