398664531

素因数分解:

$3^3\times {\mathrm{487}}^1\times {\mathrm{30319}}^1$

素因数の和:30815

約数の個数: 16

約数和(自身を含む): 591846400

約数和(自身を除く): 193181869

約数列:

[1, 3, 9, 27, 487, 1461, 4383, 13149, 30319, 90957, 272871, 818613, 14765353, 44296059, 132888177, 398664531]

約数ペア:

[(1, 398664531), (3, 132888177), (9, 44296059), (27, 14765353), (487, 818613), (1461, 272871), (4383, 90957), (13149, 30319)]