64909467

素因数分解:

$3^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{1429}}^1$

素因数の和:1552

約数の個数: 36

約数和(自身を含む): 110201520

約数和(自身を除く): 45292053

約数列:

[1, 3, 7, 9, 21, 49, 63, 103, 147, 309, 441, 721, 927, 1429, 2163, 4287, 5047, 6489, 10003, 12861, 15141, 30009, 45423, 70021, 90027, 147187, 210063, 441561, 630189, 1030309, 1324683, 3090927, 7212163, 9272781, 21636489, 64909467]

約数ペア:

[(1, 64909467), (3, 21636489), (7, 9272781), (9, 7212163), (21, 3090927), (49, 1324683), (63, 1030309), (103, 630189), (147, 441561), (309, 210063), (441, 147187), (721, 90027), (927, 70021), (1429, 45423), (2163, 30009), (4287, 15141), (5047, 12861), (6489, 10003)]