28135443

素因数分解:

$3^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{1979}}^1$

素因数の和:2666

約数の個数: 16

約数和(自身を含む): 42958080

約数和(自身を除く): 14822637

約数列:

[1, 3, 7, 21, 677, 1979, 2031, 4739, 5937, 13853, 14217, 41559, 1339783, 4019349, 9378481, 28135443]

約数ペア:

[(1, 28135443), (3, 9378481), (7, 4019349), (21, 1339783), (677, 41559), (1979, 14217), (2031, 13853), (4739, 5937)]