9972405

素因数分解:

$3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1327}}^1$

素因数の和:1505

約数の個数: 24

約数和(自身を含む): 17402112

約数和(自身を除く): 7429707

約数列:

[1, 3, 5, 9, 15, 45, 167, 501, 835, 1327, 1503, 2505, 3981, 6635, 7515, 11943, 19905, 59715, 221609, 664827, 1108045, 1994481, 3324135, 9972405]

約数ペア:

[(1, 9972405), (3, 3324135), (5, 1994481), (9, 1108045), (15, 664827), (45, 221609), (167, 59715), (501, 19905), (835, 11943), (1327, 7515), (1503, 6635), (2505, 3981)]