399223443

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{69709}}^1$

素因数の和:69818

約数の個数: 16

約数和(自身を含む): 562141440

約数和(自身を除く): 162917997

約数列:

[1, 3, 23, 69, 83, 249, 1909, 5727, 69709, 209127, 1603307, 4809921, 5785847, 17357541, 133074481, 399223443]

約数ペア:

[(1, 399223443), (3, 133074481), (23, 17357541), (69, 5785847), (83, 4809921), (249, 1603307), (1909, 209127), (5727, 69709)]