9989439

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:454

約数の個数: 16

約数和(自身を含む): 13590528

約数和(自身を除く): 3601089

約数列:

[1, 3, 127, 157, 167, 381, 471, 501, 19939, 21209, 26219, 59817, 63627, 78657, 3329813, 9989439]

約数ペア:

[(1, 9989439), (3, 3329813), (127, 78657), (157, 63627), (167, 59817), (381, 26219), (471, 21209), (501, 19939)]