858798647

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{196927}}^1$

素因数の和:197030

約数の個数: 12

約数和(自身を含む): 1010240640

約数和(自身を除く): 151441993

約数列:

[1, 7, 49, 89, 623, 4361, 196927, 1378489, 9649423, 17526503, 122685521, 858798647]

約数ペア:

[(1, 858798647), (7, 122685521), (49, 17526503), (89, 9649423), (623, 1378489), (4361, 196927)]