38920413

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{8311}}^1$

素因数の和:8544

約数の個数: 16

約数和(自身を含む): 59580416

約数和(自身を除く): 20660003

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4683, 8311, 24933, 58177, 174531, 1853353, 5560059, 12973471, 38920413]

約数ペア:

[(1, 38920413), (3, 12973471), (7, 5560059), (21, 1853353), (223, 174531), (669, 58177), (1561, 24933), (4683, 8311)]