66398690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{228961}}^1$

素因数の和:228997

約数の個数: 16

約数和(自身を含む): 123639480

約数和(自身を除く): 57240790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 228961, 457922, 1144805, 2289610, 6639869, 13279738, 33199345, 66398690]

約数ペア:

[(1, 66398690), (2, 33199345), (5, 13279738), (10, 6639869), (29, 2289610), (58, 1144805), (145, 457922), (290, 228961)]