9971405

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1$

素因数の和:556

約数の個数: 16

約数和(自身を含む): 12386304

約数和(自身を除く): 2414899

約数列:

[1, 5, 41, 127, 205, 383, 635, 1915, 5207, 15703, 26035, 48641, 78515, 243205, 1994281, 9971405]

約数ペア:

[(1, 9971405), (5, 1994281), (41, 243205), (127, 78515), (205, 48641), (383, 26035), (635, 15703), (1915, 5207)]