268560788

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{21001}}^1$

素因数の和:21167

約数の個数: 24

約数和(自身を含む): 493967040

約数和(自身を除く): 225406252

約数列:

[1, 2, 4, 23, 46, 92, 139, 278, 556, 3197, 6394, 12788, 21001, 42002, 84004, 483023, 966046, 1932092, 2919139, 5838278, 11676556, 67140197, 134280394, 268560788]

約数ペア:

[(1, 268560788), (2, 134280394), (4, 67140197), (23, 11676556), (46, 5838278), (92, 2919139), (139, 1932092), (278, 966046), (556, 483023), (3197, 84004), (6394, 42002), (12788, 21001)]