68517190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{139831}}^1$

素因数の和:139852

約数の個数: 24

約数和(自身を含む): 143467632

約数和(自身を除く): 74950442

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 139831, 279662, 699155, 978817, 1398310, 1957634, 4894085, 6851719, 9788170, 13703438, 34258595, 68517190]

約数ペア:

[(1, 68517190), (2, 34258595), (5, 13703438), (7, 9788170), (10, 6851719), (14, 4894085), (35, 1957634), (49, 1398310), (70, 978817), (98, 699155), (245, 279662), (490, 139831)]