8889415

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:570

約数の個数: 16

約数和(自身を含む): 11059776

約数和(自身を除く): 2170361

約数列:

[1, 5, 41, 103, 205, 421, 515, 2105, 4223, 17261, 21115, 43363, 86305, 216815, 1777883, 8889415]

約数ペア:

[(1, 8889415), (5, 1777883), (41, 216815), (103, 86305), (205, 43363), (421, 21115), (515, 17261), (2105, 4223)]