777888963

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{42767}}^1$

素因数の和:42863

約数の個数: 24

約数和(自身を含む): 1174238208

約数和(自身を除く): 396349245

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 2021, 6063, 18189, 42767, 128301, 384903, 1838981, 2010049, 5516943, 6030147, 16550829, 18090441, 86432107, 259296321, 777888963]

約数ペア:

[(1, 777888963), (3, 259296321), (9, 86432107), (43, 18090441), (47, 16550829), (129, 6030147), (141, 5516943), (387, 2010049), (423, 1838981), (2021, 384903), (6063, 128301), (18189, 42767)]