4072005

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 8601600

約数和(自身を除く): 4529595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 93, 105, 135, 139, 155, 189, 217, 279, 315, 417, 465, 651, 695, 837, 945, 973, 1085, 1251, 1395, 1953, 2085, 2919, 3255, 3753, 4185, 4309, 4865, 5859, 6255, 8757, 9765, 12927, 14595, 18765, 21545, 26271, 29295, 30163, 38781, 43785, 64635, 90489, 116343, 131355, 150815, 193905, 271467, 452445, 581715, 814401, 1357335, 4072005]

約数ペア:

[(1, 4072005), (3, 1357335), (5, 814401), (7, 581715), (9, 452445), (15, 271467), (21, 193905), (27, 150815), (31, 131355), (35, 116343), (45, 90489), (63, 64635), (93, 43785), (105, 38781), (135, 30163), (139, 29295), (155, 26271), (189, 21545), (217, 18765), (279, 14595), (315, 12927), (417, 9765), (465, 8757), (651, 6255), (695, 5859), (837, 4865), (945, 4309), (973, 4185), (1085, 3753), (1251, 3255), (1395, 2919), (1953, 2085)]