68968305

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{218947}}^1$

素因数の和:218965

約数の個数: 24

約数和(自身を含む): 136623552

約数和(自身を除く): 67655247

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 218947, 656841, 1094735, 1532629, 1970523, 3284205, 4597887, 7663145, 9852615, 13793661, 22989435, 68968305]

約数ペア:

[(1, 68968305), (3, 22989435), (5, 13793661), (7, 9852615), (9, 7663145), (15, 4597887), (21, 3284205), (35, 1970523), (45, 1532629), (63, 1094735), (105, 656841), (315, 218947)]