68995521

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{25469}}^1$

素因数の和:25525

約数の個数: 24

約数和(自身を含む): 116550720

約数和(自身を除く): 47555199

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 25469, 76407, 178283, 229221, 534849, 1095167, 1604547, 3285501, 7666169, 9856503, 22998507, 68995521]

約数ペア:

[(1, 68995521), (3, 22998507), (7, 9856503), (9, 7666169), (21, 3285501), (43, 1604547), (63, 1095167), (129, 534849), (301, 229221), (387, 178283), (903, 76407), (2709, 25469)]