12216015

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 26019840

約数和(自身を除く): 13803825

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 81, 93, 105, 135, 139, 155, 189, 217, 279, 315, 405, 417, 465, 567, 651, 695, 837, 945, 973, 1085, 1251, 1395, 1953, 2085, 2511, 2835, 2919, 3255, 3753, 4185, 4309, 4865, 5859, 6255, 8757, 9765, 11259, 12555, 12927, 14595, 17577, 18765, 21545, 26271, 29295, 30163, 38781, 43785, 56295, 64635, 78813, 87885, 90489, 116343, 131355, 150815, 193905, 271467, 349029, 394065, 452445, 581715, 814401, 1357335, 1745145, 2443203, 4072005, 12216015]

約数ペア:

[(1, 12216015), (3, 4072005), (5, 2443203), (7, 1745145), (9, 1357335), (15, 814401), (21, 581715), (27, 452445), (31, 394065), (35, 349029), (45, 271467), (63, 193905), (81, 150815), (93, 131355), (105, 116343), (135, 90489), (139, 87885), (155, 78813), (189, 64635), (217, 56295), (279, 43785), (315, 38781), (405, 30163), (417, 29295), (465, 26271), (567, 21545), (651, 18765), (695, 17577), (837, 14595), (945, 12927), (973, 12555), (1085, 11259), (1251, 9765), (1395, 8757), (1953, 6255), (2085, 5859), (2511, 4865), (2835, 4309), (2919, 4185), (3255, 3753)]