31020055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{751}}^2$

素因数の和:1518

約数の個数: 12

約数和(自身を含む): 40662216

約数和(自身を除く): 9642161

約数列:

[1, 5, 11, 55, 751, 3755, 8261, 41305, 564001, 2820005, 6204011, 31020055]

約数ペア:

[(1, 31020055), (5, 6204011), (11, 2820005), (55, 564001), (751, 41305), (3755, 8261)]