393975

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:136

約数の個数: 36

約数和(自身を含む): 754416

約数和(自身を除く): 360441

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 103, 153, 225, 255, 309, 425, 515, 765, 927, 1275, 1545, 1751, 2575, 3825, 4635, 5253, 7725, 8755, 15759, 23175, 26265, 43775, 78795, 131325, 393975]

約数ペア:

[(1, 393975), (3, 131325), (5, 78795), (9, 43775), (15, 26265), (17, 23175), (25, 15759), (45, 8755), (51, 7725), (75, 5253), (85, 4635), (103, 3825), (153, 2575), (225, 1751), (255, 1545), (309, 1275), (425, 927), (515, 765)]