39991679

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{673}}^1$

素因数の和:1346

約数の個数: 16

約数和(自身を含む): 49369152

約数和(自身を除く): 9377473

約数列:

[1, 7, 13, 91, 653, 673, 4571, 4711, 8489, 8749, 59423, 61243, 439469, 3076283, 5713097, 39991679]

約数ペア:

[(1, 39991679), (7, 5713097), (13, 3076283), (91, 439469), (653, 61243), (673, 59423), (4571, 8749), (4711, 8489)]