2646405

素因数分解:

$3^3\times 5^1\times {\mathrm{19603}}^1$

素因数の和:19617

約数の個数: 16

約数和(自身を含む): 4704960

約数和(自身を除く): 2058555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 19603, 58809, 98015, 176427, 294045, 529281, 882135, 2646405]

約数ペア:

[(1, 2646405), (3, 882135), (5, 529281), (9, 294045), (15, 176427), (27, 98015), (45, 58809), (135, 19603)]