217872642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2793239}}^1$

素因数の和:2793257

約数の個数: 16

約数和(自身を含む): 469264320

約数和(自身を除く): 251391678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2793239, 5586478, 8379717, 16759434, 36312107, 72624214, 108936321, 217872642]

約数ペア:

[(1, 217872642), (2, 108936321), (3, 72624214), (6, 36312107), (13, 16759434), (26, 8379717), (39, 5586478), (78, 2793239)]