2008601145

素因数分解:

$3^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{19759}}^1$

素因数の和:20027

約数の個数: 40

約数和(自身を含む): 3615131520

約数和(自身を除く): 1606530375

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 251, 405, 753, 1255, 2259, 3765, 6777, 11295, 19759, 20331, 33885, 59277, 98795, 101655, 177831, 296385, 533493, 889155, 1600479, 2667465, 4959509, 8002395, 14878527, 24797545, 44635581, 74392635, 133906743, 223177905, 401720229, 669533715, 2008601145]

約数ペア:

[(1, 2008601145), (3, 669533715), (5, 401720229), (9, 223177905), (15, 133906743), (27, 74392635), (45, 44635581), (81, 24797545), (135, 14878527), (251, 8002395), (405, 4959509), (753, 2667465), (1255, 1600479), (2259, 889155), (3765, 533493), (6777, 296385), (11295, 177831), (19759, 101655), (20331, 98795), (33885, 59277)]