685297970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{9789971}}^1$

素因数の和:9789985

約数の個数: 16

約数和(自身を含む): 1409755968

約数和(自身を除く): 724457998

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 9789971, 19579942, 48949855, 68529797, 97899710, 137059594, 342648985, 685297970]

約数ペア:

[(1, 685297970), (2, 342648985), (5, 137059594), (7, 97899710), (10, 68529797), (14, 48949855), (35, 19579942), (70, 9789971)]