9975665

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2143}}^1$

素因数の和:2181

約数の個数: 24

約数和(自身を含む): 14664960

約数和(自身を除く): 4689295

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 665, 931, 2143, 4655, 10715, 15001, 40717, 75005, 105007, 203585, 285019, 525035, 1425095, 1995133, 9975665]

約数ペア:

[(1, 9975665), (5, 1995133), (7, 1425095), (19, 525035), (35, 285019), (49, 203585), (95, 105007), (133, 75005), (245, 40717), (665, 15001), (931, 10715), (2143, 4655)]