660284805

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1319}}^1\times {\mathrm{1451}}^1$

素因数の和:2801

約数の個数: 32

約数和(自身を含む): 1103984640

約数和(自身を除く): 443699835

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 1319, 1451, 3957, 4353, 6595, 7255, 19785, 21765, 30337, 33373, 91011, 100119, 151685, 166865, 455055, 500595, 1913869, 5741607, 9569345, 28708035, 44018987, 132056961, 220094935, 660284805]

約数ペア:

[(1, 660284805), (3, 220094935), (5, 132056961), (15, 44018987), (23, 28708035), (69, 9569345), (115, 5741607), (345, 1913869), (1319, 500595), (1451, 455055), (3957, 166865), (4353, 151685), (6595, 100119), (7255, 91011), (19785, 33373), (21765, 30337)]