66720498

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{855391}}^1$

素因数の和:855409

約数の個数: 16

約数和(自身を含む): 143705856

約数和(自身を除く): 76985358

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 855391, 1710782, 2566173, 5132346, 11120083, 22240166, 33360249, 66720498]

約数ペア:

[(1, 66720498), (2, 33360249), (3, 22240166), (6, 11120083), (13, 5132346), (26, 2566173), (39, 1710782), (78, 855391)]