668565118

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{13907}}^1$

素因数の和:14008

約数の個数: 24

約数和(自身を含む): 1105769448

約数和(自身を除く): 437204330

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 1849, 3698, 13907, 24037, 27814, 48074, 180791, 361582, 598001, 1196002, 7774013, 15548026, 25714043, 51428086, 334282559, 668565118]

約数ペア:

[(1, 668565118), (2, 334282559), (13, 51428086), (26, 25714043), (43, 15548026), (86, 7774013), (559, 1196002), (1118, 598001), (1849, 361582), (3698, 180791), (13907, 48074), (24037, 27814)]