28945413

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14821}}^1$

素因数の和:14865

約数の個数: 24

約数和(自身を含む): 49327616

約数和(自身を除く): 20382203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 14821, 44463, 103747, 133389, 311241, 459451, 933723, 1378353, 3216157, 4135059, 9648471, 28945413]

約数ペア:

[(1, 28945413), (3, 9648471), (7, 4135059), (9, 3216157), (21, 1378353), (31, 933723), (63, 459451), (93, 311241), (217, 133389), (279, 103747), (651, 44463), (1953, 14821)]