68357565

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{20809}}^1$

素因数の和:20893

約数の個数: 24

約数和(自身を含む): 120115320

約数和(自身を除く): 51757755

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 20809, 62427, 104045, 187281, 312135, 936405, 1519057, 4557171, 7595285, 13671513, 22785855, 68357565]

約数ペア:

[(1, 68357565), (3, 22785855), (5, 13671513), (9, 7595285), (15, 4557171), (45, 1519057), (73, 936405), (219, 312135), (365, 187281), (657, 104045), (1095, 62427), (3285, 20809)]