28090491

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{65479}}^1$

素因数の和:65506

約数の個数: 16

約数和(自身を含む): 44002560

約数和(自身を除く): 15912069

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 65479, 196437, 720269, 851227, 2160807, 2553681, 9363497, 28090491]

約数ペア:

[(1, 28090491), (3, 9363497), (11, 2553681), (13, 2160807), (33, 851227), (39, 720269), (143, 196437), (429, 65479)]