418712427

素因数分解:

$3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{26479}}^1$

素因数の和:26743

約数の個数: 24

約数和(自身を含む): 693987840

約数和(自身を除く): 275275413

約数列:

[1, 3, 7, 9, 21, 63, 251, 753, 1757, 2259, 5271, 15813, 26479, 79437, 185353, 238311, 556059, 1668177, 6646229, 19938687, 46523603, 59816061, 139570809, 418712427]

約数ペア:

[(1, 418712427), (3, 139570809), (7, 59816061), (9, 46523603), (21, 19938687), (63, 6646229), (251, 1668177), (753, 556059), (1757, 238311), (2259, 185353), (5271, 79437), (15813, 26479)]