12478788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2153}}^1$

素因数の和:2193

約数の個数: 72

約数和(自身を含む): 37634688

約数和(自身を除く): 25155900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2153, 2898, 4306, 5796, 6459, 8612, 12918, 15071, 19377, 25836, 30142, 38754, 45213, 49519, 60284, 77508, 90426, 99038, 135639, 148557, 180852, 198076, 271278, 297114, 346633, 445671, 542556, 594228, 693266, 891342, 1039899, 1386532, 1782684, 2079798, 3119697, 4159596, 6239394, 12478788]

約数ペア:

[(1, 12478788), (2, 6239394), (3, 4159596), (4, 3119697), (6, 2079798), (7, 1782684), (9, 1386532), (12, 1039899), (14, 891342), (18, 693266), (21, 594228), (23, 542556), (28, 445671), (36, 346633), (42, 297114), (46, 271278), (63, 198076), (69, 180852), (84, 148557), (92, 135639), (126, 99038), (138, 90426), (161, 77508), (207, 60284), (252, 49519), (276, 45213), (322, 38754), (414, 30142), (483, 25836), (644, 19377), (828, 15071), (966, 12918), (1449, 8612), (1932, 6459), (2153, 5796), (2898, 4306)]