12621825

素因数分解:

$3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:316

約数の個数: 60

約数和(自身を含む): 24486528

約数和(自身を除く): 11864703

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 135, 207, 225, 271, 345, 405, 575, 621, 675, 813, 1035, 1355, 1725, 1863, 2025, 2439, 3105, 4065, 5175, 6233, 6775, 7317, 9315, 12195, 15525, 18699, 20325, 21951, 31165, 36585, 46575, 56097, 60975, 93495, 109755, 155825, 168291, 182925, 280485, 467475, 504873, 548775, 841455, 1402425, 2524365, 4207275, 12621825]

約数ペア:

[(1, 12621825), (3, 4207275), (5, 2524365), (9, 1402425), (15, 841455), (23, 548775), (25, 504873), (27, 467475), (45, 280485), (69, 182925), (75, 168291), (81, 155825), (115, 109755), (135, 93495), (207, 60975), (225, 56097), (271, 46575), (345, 36585), (405, 31165), (575, 21951), (621, 20325), (675, 18699), (813, 15525), (1035, 12195), (1355, 9315), (1725, 7317), (1863, 6775), (2025, 6233), (2439, 5175), (3105, 4065)]