71648339

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 85800960

約数和(自身を除く): 14152621

約数列:

[1, 7, 49, 79, 83, 223, 553, 581, 1561, 3871, 4067, 6557, 10927, 17617, 18509, 45899, 123319, 129563, 321293, 863233, 906941, 1462211, 10235477, 71648339]

約数ペア:

[(1, 71648339), (7, 10235477), (49, 1462211), (79, 906941), (83, 863233), (223, 321293), (553, 129563), (581, 123319), (1561, 45899), (3871, 18509), (4067, 17617), (6557, 10927)]