25722487

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{811}}^1$

素因数の和:1038

約数の個数: 16

約数和(自身を含む): 30868992

約数和(自身を除く): 5146505

約数列:

[1, 7, 23, 161, 197, 811, 1379, 4531, 5677, 18653, 31717, 130571, 159767, 1118369, 3674641, 25722487]

約数ペア:

[(1, 25722487), (7, 3674641), (23, 1118369), (161, 159767), (197, 130571), (811, 31717), (1379, 18653), (4531, 5677)]