247095828

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{20011}}^1$

素因数の和:20042

約数の個数: 72

約数和(自身を含む): 728436800

約数和(自身を除く): 481340972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 3087, 4116, 6174, 12348, 20011, 40022, 60033, 80044, 120066, 140077, 180099, 240132, 280154, 360198, 420231, 560308, 720396, 840462, 980539, 1260693, 1680924, 1961078, 2521386, 2941617, 3922156, 5042772, 5883234, 6863773, 8824851, 11766468, 13727546, 17649702, 20591319, 27455092, 35299404, 41182638, 61773957, 82365276, 123547914, 247095828]

約数ペア:

[(1, 247095828), (2, 123547914), (3, 82365276), (4, 61773957), (6, 41182638), (7, 35299404), (9, 27455092), (12, 20591319), (14, 17649702), (18, 13727546), (21, 11766468), (28, 8824851), (36, 6863773), (42, 5883234), (49, 5042772), (63, 3922156), (84, 2941617), (98, 2521386), (126, 1961078), (147, 1680924), (196, 1260693), (252, 980539), (294, 840462), (343, 720396), (441, 560308), (588, 420231), (686, 360198), (882, 280154), (1029, 240132), (1372, 180099), (1764, 140077), (2058, 120066), (3087, 80044), (4116, 60033), (6174, 40022), (12348, 20011)]