28788501

素因数分解:

$3^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{2281}}^1$

素因数の和:2892

約数の個数: 16

約数和(自身を含む): 43960448

約数和(自身を除く): 15171947

約数列:

[1, 3, 7, 21, 601, 1803, 2281, 4207, 6843, 12621, 15967, 47901, 1370881, 4112643, 9596167, 28788501]

約数ペア:

[(1, 28788501), (3, 9596167), (7, 4112643), (21, 1370881), (601, 47901), (1803, 15967), (2281, 12621), (4207, 6843)]