213331378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1549}}^1\times {\mathrm{5297}}^1$

素因数の和:6861

約数の個数: 16

約数和(自身を含む): 344899800

約数和(自身を除く): 131568422

約数列:

[1, 2, 13, 26, 1549, 3098, 5297, 10594, 20137, 40274, 68861, 137722, 8205053, 16410106, 106665689, 213331378]

約数ペア:

[(1, 213331378), (2, 106665689), (13, 16410106), (26, 8205053), (1549, 137722), (3098, 68861), (5297, 40274), (10594, 20137)]