87942915

素因数分解:

$3^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1049}}^1$

素因数の和:1095

約数の個数: 56

約数和(自身を含む): 165261600

約数和(自身を除く): 77318685

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 621, 729, 1035, 1049, 1215, 1863, 3105, 3147, 3645, 5245, 5589, 9315, 9441, 15735, 16767, 24127, 27945, 28323, 47205, 72381, 83835, 84969, 120635, 141615, 217143, 254907, 361905, 424845, 651429, 764721, 1085715, 1274535, 1954287, 3257145, 3823605, 5862861, 9771435, 17588583, 29314305, 87942915]

約数ペア:

[(1, 87942915), (3, 29314305), (5, 17588583), (9, 9771435), (15, 5862861), (23, 3823605), (27, 3257145), (45, 1954287), (69, 1274535), (81, 1085715), (115, 764721), (135, 651429), (207, 424845), (243, 361905), (345, 254907), (405, 217143), (621, 141615), (729, 120635), (1035, 84969), (1049, 83835), (1215, 72381), (1863, 47205), (3105, 28323), (3147, 27945), (3645, 24127), (5245, 16767), (5589, 15735), (9315, 9441)]