9867975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 18228000

約数和(自身を除く): 8360025

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 65, 75, 87, 145, 195, 325, 349, 377, 435, 725, 975, 1047, 1131, 1745, 1885, 2175, 4537, 5235, 5655, 8725, 9425, 10121, 13611, 22685, 26175, 28275, 30363, 50605, 68055, 113425, 131573, 151815, 253025, 340275, 394719, 657865, 759075, 1973595, 3289325, 9867975]

約数ペア:

[(1, 9867975), (3, 3289325), (5, 1973595), (13, 759075), (15, 657865), (25, 394719), (29, 340275), (39, 253025), (65, 151815), (75, 131573), (87, 113425), (145, 68055), (195, 50605), (325, 30363), (349, 28275), (377, 26175), (435, 22685), (725, 13611), (975, 10121), (1047, 9425), (1131, 8725), (1745, 5655), (1885, 5235), (2175, 4537)]