620969013

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{733}}^1$

素因数の和:883

約数の個数: 72

約数和(自身を含む): 1116070488

約数和(自身を除く): 495101475

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 113, 119, 147, 153, 339, 357, 441, 733, 791, 833, 1017, 1071, 1921, 2199, 2373, 2499, 5131, 5537, 5763, 6597, 7119, 7497, 12461, 13447, 15393, 16611, 17289, 35917, 37383, 40341, 46179, 49833, 82829, 87227, 94129, 107751, 112149, 121023, 248487, 261681, 282387, 323253, 579803, 610589, 745461, 785043, 847161, 1408093, 1739409, 1831767, 4058621, 4224279, 5218227, 5495301, 9856651, 12175863, 12672837, 29569953, 36527589, 68996557, 88709859, 206989671, 620969013]

約数ペア:

[(1, 620969013), (3, 206989671), (7, 88709859), (9, 68996557), (17, 36527589), (21, 29569953), (49, 12672837), (51, 12175863), (63, 9856651), (113, 5495301), (119, 5218227), (147, 4224279), (153, 4058621), (339, 1831767), (357, 1739409), (441, 1408093), (733, 847161), (791, 785043), (833, 745461), (1017, 610589), (1071, 579803), (1921, 323253), (2199, 282387), (2373, 261681), (2499, 248487), (5131, 121023), (5537, 112149), (5763, 107751), (6597, 94129), (7119, 87227), (7497, 82829), (12461, 49833), (13447, 46179), (15393, 40341), (16611, 37383), (17289, 35917)]