2541525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 4952064

約数和(自身を除く): 2410539

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 75, 103, 105, 141, 175, 235, 309, 329, 515, 525, 705, 721, 987, 1175, 1545, 1645, 2163, 2575, 3525, 3605, 4841, 4935, 7725, 8225, 10815, 14523, 18025, 24205, 24675, 33887, 54075, 72615, 101661, 121025, 169435, 363075, 508305, 847175, 2541525]

約数ペア:

[(1, 2541525), (3, 847175), (5, 508305), (7, 363075), (15, 169435), (21, 121025), (25, 101661), (35, 72615), (47, 54075), (75, 33887), (103, 24675), (105, 24205), (141, 18025), (175, 14523), (235, 10815), (309, 8225), (329, 7725), (515, 4935), (525, 4841), (705, 3605), (721, 3525), (987, 2575), (1175, 2163), (1545, 1645)]