872163405

素因数分解:

$3^2\times 5^1\times {\mathrm{19381409}}^1$

素因数の和:19381420

約数の個数: 12

約数和(自身を含む): 1511749980

約数和(自身を除く): 639586575

約数列:

[1, 3, 5, 9, 15, 45, 19381409, 58144227, 96907045, 174432681, 290721135, 872163405]

約数ペア:

[(1, 872163405), (3, 290721135), (5, 174432681), (9, 96907045), (15, 58144227), (45, 19381409)]