256556502

素因数分解:

$2^1\times 3^2\times {\mathrm{1259}}^1\times {\mathrm{11321}}^1$

素因数の和:12588

約数の個数: 24

約数和(自身を含む): 556363080

約数和(自身を除く): 299806578

約数列:

[1, 2, 3, 6, 9, 18, 1259, 2518, 3777, 7554, 11321, 11331, 22642, 22662, 33963, 67926, 101889, 203778, 14253139, 28506278, 42759417, 85518834, 128278251, 256556502]

約数ペア:

[(1, 256556502), (2, 128278251), (3, 85518834), (6, 42759417), (9, 28506278), (18, 14253139), (1259, 203778), (2518, 101889), (3777, 67926), (7554, 33963), (11321, 22662), (11331, 22642)]