227115

素因数分解:

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

素因数の和:128

約数の個数: 36

約数和(自身を含む): 462384

約数和(自身を除く): 235269

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 103, 105, 147, 245, 309, 315, 441, 515, 721, 735, 927, 1545, 2163, 2205, 3605, 4635, 5047, 6489, 10815, 15141, 25235, 32445, 45423, 75705, 227115]

約数ペア:

[(1, 227115), (3, 75705), (5, 45423), (7, 32445), (9, 25235), (15, 15141), (21, 10815), (35, 6489), (45, 5047), (49, 4635), (63, 3605), (103, 2205), (105, 2163), (147, 1545), (245, 927), (309, 735), (315, 721), (441, 515)]