28113633

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{151}}^2$

素因数の和:445

約数の個数: 18

約数和(自身を含む): 41177682

約数和(自身を除く): 13064049

約数列:

[1, 3, 9, 137, 151, 411, 453, 1233, 1359, 20687, 22801, 62061, 68403, 186183, 205209, 3123737, 9371211, 28113633]

約数ペア:

[(1, 28113633), (3, 9371211), (9, 3123737), (137, 205209), (151, 186183), (411, 68403), (453, 62061), (1233, 22801), (1359, 20687)]