28621017

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1409}}^1$

素因数の和:1513

約数の個数: 24

約数和(自身を含む): 43185480

約数和(自身を除く): 14564463

約数列:

[1, 3, 9, 37, 61, 111, 183, 333, 549, 1409, 2257, 4227, 6771, 12681, 20313, 52133, 85949, 156399, 257847, 469197, 773541, 3180113, 9540339, 28621017]

約数ペア:

[(1, 28621017), (3, 9540339), (9, 3180113), (37, 773541), (61, 469197), (111, 257847), (183, 156399), (333, 85949), (549, 52133), (1409, 20313), (2257, 12681), (4227, 6771)]