80998239

素因数分解:

$3^1\times 7^1\times {\mathrm{1669}}^1\times {\mathrm{2311}}^1$

素因数の和:3990

約数の個数: 16

約数和(自身を含む): 123553280

約数和(自身を除く): 42555041

約数列:

[1, 3, 7, 21, 1669, 2311, 5007, 6933, 11683, 16177, 35049, 48531, 3857059, 11571177, 26999413, 80998239]

約数ペア:

[(1, 80998239), (3, 26999413), (7, 11571177), (21, 3857059), (1669, 48531), (2311, 35049), (5007, 16177), (6933, 11683)]