389193

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:484

約数の個数: 16

約数和(自身を含む): 608256

約数和(自身を除く): 219063

約数列:

[1, 3, 7, 21, 43, 129, 301, 431, 903, 1293, 3017, 9051, 18533, 55599, 129731, 389193]

約数ペア:

[(1, 389193), (3, 129731), (7, 55599), (21, 18533), (43, 9051), (129, 3017), (301, 1293), (431, 903)]