15920631

素因数分解:

$3^6\times {\mathrm{21839}}^1$

素因数の和:21857

約数の個数: 14

約数和(自身を含む): 23871120

約数和(自身を除く): 7950489

約数列:

[1, 3, 9, 27, 81, 243, 729, 21839, 65517, 196551, 589653, 1768959, 5306877, 15920631]

約数ペア:

[(1, 15920631), (3, 5306877), (9, 1768959), (27, 589653), (81, 196551), (243, 65517), (729, 21839)]