13213773

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{4409}}^1$

素因数の和:4458

約数の個数: 20

約数和(自身を含む): 20277180

約数和(自身を除く): 7063407

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 4409, 13227, 39681, 119043, 163133, 357129, 489399, 1468197, 4404591, 13213773]

約数ペア:

[(1, 13213773), (3, 4404591), (9, 1468197), (27, 489399), (37, 357129), (81, 163133), (111, 119043), (333, 39681), (999, 13227), (2997, 4409)]