31421605

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1447}}^1$

素因数の和:1596

約数の個数: 16

約数和(自身を含む): 38991744

約数和(自身を除く): 7570139

約数列:

[1, 5, 43, 101, 215, 505, 1447, 4343, 7235, 21715, 62221, 146147, 311105, 730735, 6284321, 31421605]

約数ペア:

[(1, 31421605), (5, 6284321), (43, 730735), (101, 311105), (215, 146147), (505, 62221), (1447, 21715), (4343, 7235)]