28650657

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{7069}}^1$

素因数の和:7272

約数の個数: 16

約数和(自身を含む): 43890560

約数和(自身を除く): 15239903

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 7069, 21207, 49483, 148449, 1364317, 4092951, 9550219, 28650657]

約数ペア:

[(1, 28650657), (3, 9550219), (7, 4092951), (21, 1364317), (193, 148449), (579, 49483), (1351, 21207), (4053, 7069)]