13225715

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:590

約数の個数: 16

約数和(自身を含む): 16326336

約数和(自身を除く): 3100621

約数列:

[1, 5, 61, 103, 305, 421, 515, 2105, 6283, 25681, 31415, 43363, 128405, 216815, 2645143, 13225715]

約数ペア:

[(1, 13225715), (5, 2645143), (61, 216815), (103, 128405), (305, 43363), (421, 31415), (515, 25681), (2105, 6283)]