28405533

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{1013}}^1$

素因数の和:1748

約数の個数: 16

約数和(自身を含む): 40884480

約数和(自身を除く): 12478947

約数列:

[1, 3, 13, 39, 719, 1013, 2157, 3039, 9347, 13169, 28041, 39507, 728347, 2185041, 9468511, 28405533]

約数ペア:

[(1, 28405533), (3, 9468511), (13, 2185041), (39, 728347), (719, 39507), (1013, 28041), (2157, 13169), (3039, 9347)]