201571428

素因数分解:

$2^2\times 3^1\times {\mathrm{839}}^1\times {\mathrm{20021}}^1$

素因数の和:20867

約数の個数: 24

約数和(自身を含む): 470917440

約数和(自身を除く): 269346012

約数列:

[1, 2, 3, 4, 6, 12, 839, 1678, 2517, 3356, 5034, 10068, 20021, 40042, 60063, 80084, 120126, 240252, 16797619, 33595238, 50392857, 67190476, 100785714, 201571428]

約数ペア:

[(1, 201571428), (2, 100785714), (3, 67190476), (4, 50392857), (6, 33595238), (12, 16797619), (839, 240252), (1678, 120126), (2517, 80084), (3356, 60063), (5034, 40042), (10068, 20021)]