68505290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{978647}}^1$

素因数の和:978661

約数の個数: 16

約数和(自身を含む): 140925312

約数和(自身を除く): 72420022

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 978647, 1957294, 4893235, 6850529, 9786470, 13701058, 34252645, 68505290]

約数ペア:

[(1, 68505290), (2, 34252645), (5, 13701058), (7, 9786470), (10, 6850529), (14, 4893235), (35, 1957294), (70, 978647)]