66521925

素因数分解:

$3^3\times 5^2\times {\mathrm{139}}^1\times {\mathrm{709}}^1$

素因数の和:867

約数の個数: 48

約数和(自身を含む): 123256000

約数和(自身を除く): 56734075

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 139, 225, 417, 675, 695, 709, 1251, 2085, 2127, 3475, 3545, 3753, 6255, 6381, 10425, 10635, 17725, 18765, 19143, 31275, 31905, 53175, 93825, 95715, 98551, 159525, 295653, 478575, 492755, 886959, 1478265, 2463775, 2660877, 4434795, 7391325, 13304385, 22173975, 66521925]

約数ペア:

[(1, 66521925), (3, 22173975), (5, 13304385), (9, 7391325), (15, 4434795), (25, 2660877), (27, 2463775), (45, 1478265), (75, 886959), (135, 492755), (139, 478575), (225, 295653), (417, 159525), (675, 98551), (695, 95715), (709, 93825), (1251, 53175), (2085, 31905), (2127, 31275), (3475, 19143), (3545, 18765), (3753, 17725), (6255, 10635), (6381, 10425)]