8720019

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12583}}^1$

素因数の和:12607

約数の個数: 24

約数和(自身を含む): 15704832

約数和(自身を除く): 6984813

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 12583, 37749, 88081, 113247, 138413, 264243, 415239, 792729, 968891, 1245717, 2906673, 8720019]

約数ペア:

[(1, 8720019), (3, 2906673), (7, 1245717), (9, 968891), (11, 792729), (21, 415239), (33, 264243), (63, 138413), (77, 113247), (99, 88081), (231, 37749), (693, 12583)]