256381542

素因数分解:

$2^1\times 3^2\times {\mathrm{491}}^1\times {\mathrm{29009}}^1$

素因数の和:29508

約数の個数: 24

約数和(自身を含む): 556643880

約数和(自身を除く): 300262338

約数列:

[1, 2, 3, 6, 9, 18, 491, 982, 1473, 2946, 4419, 8838, 29009, 58018, 87027, 174054, 261081, 522162, 14243419, 28486838, 42730257, 85460514, 128190771, 256381542]

約数ペア:

[(1, 256381542), (2, 128190771), (3, 85460514), (6, 42730257), (9, 28486838), (18, 14243419), (491, 522162), (982, 261081), (1473, 174054), (2946, 87027), (4419, 58018), (8838, 29009)]