218369853

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1866409}}^1$

素因数の和:1866428

約数の個数: 12

約数和(自身を含む): 339686620

約数和(自身を除く): 121316767

約数列:

[1, 3, 9, 13, 39, 117, 1866409, 5599227, 16797681, 24263317, 72789951, 218369853]

約数ペア:

[(1, 218369853), (3, 72789951), (9, 24263317), (13, 16797681), (39, 5599227), (117, 1866409)]