15249969

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 27630720

約数和(自身を除く): 12380751

約数列:

[1, 3, 7, 9, 17, 21, 29, 51, 63, 87, 119, 153, 203, 261, 357, 491, 493, 609, 1071, 1473, 1479, 1827, 3437, 3451, 4419, 4437, 8347, 10311, 10353, 14239, 25041, 30933, 31059, 42717, 58429, 75123, 99673, 128151, 175287, 242063, 299019, 525861, 726189, 897057, 1694441, 2178567, 5083323, 15249969]

約数ペア:

[(1, 15249969), (3, 5083323), (7, 2178567), (9, 1694441), (17, 897057), (21, 726189), (29, 525861), (51, 299019), (63, 242063), (87, 175287), (119, 128151), (153, 99673), (203, 75123), (261, 58429), (357, 42717), (491, 31059), (493, 30933), (609, 25041), (1071, 14239), (1473, 10353), (1479, 10311), (1827, 8347), (3437, 4437), (3451, 4419)]