28204891

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3343}}^1$

素因数の和:3426

約数の個数: 16

約数和(自身を含む): 33707520

約数和(自身を除く): 5502629

約数列:

[1, 11, 13, 59, 143, 649, 767, 3343, 8437, 36773, 43459, 197237, 478049, 2169607, 2564081, 28204891]

約数ペア:

[(1, 28204891), (11, 2564081), (13, 2169607), (59, 478049), (143, 197237), (649, 43459), (767, 36773), (3343, 8437)]