28705919

素因数分解:

${\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{4021}}^1$

素因数の和:4102

約数の個数: 12

約数和(自身を含む): 32095560

約数和(自身を除く): 3389641

約数列:

[1, 11, 59, 121, 649, 4021, 7139, 44231, 237239, 486541, 2609629, 28705919]

約数ペア:

[(1, 28705919), (11, 2609629), (59, 486541), (121, 237239), (649, 44231), (4021, 7139)]