7428148

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20407}}^1$

素因数の和:20431

約数の個数: 24

約数和(自身を含む): 15999872

約数和(自身を除く): 8571724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 20407, 40814, 81628, 142849, 265291, 285698, 530582, 571396, 1061164, 1857037, 3714074, 7428148]

約数ペア:

[(1, 7428148), (2, 3714074), (4, 1857037), (7, 1061164), (13, 571396), (14, 530582), (26, 285698), (28, 265291), (52, 142849), (91, 81628), (182, 40814), (364, 20407)]