57215115

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2579}}^1$

素因数の和:2636

約数の個数: 48

約数和(自身を含む): 108669600

約数和(自身を除く): 51454485

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 1305, 1479, 2465, 2579, 4437, 7395, 7737, 12895, 22185, 23211, 38685, 43843, 74791, 116055, 131529, 219215, 224373, 373955, 394587, 657645, 673119, 1121865, 1271447, 1972935, 3365595, 3814341, 6357235, 11443023, 19071705, 57215115]

約数ペア:

[(1, 57215115), (3, 19071705), (5, 11443023), (9, 6357235), (15, 3814341), (17, 3365595), (29, 1972935), (45, 1271447), (51, 1121865), (85, 673119), (87, 657645), (145, 394587), (153, 373955), (255, 224373), (261, 219215), (435, 131529), (493, 116055), (765, 74791), (1305, 43843), (1479, 38685), (2465, 23211), (2579, 22185), (4437, 12895), (7395, 7737)]