81862557

素因数分解:

$3^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{6827}}^1$

素因数の和:7408

約数の個数: 16

約数和(自身を含む): 124979712

約数和(自身を除く): 43117155

約数列:

[1, 3, 7, 21, 571, 1713, 3997, 6827, 11991, 20481, 47789, 143367, 3898217, 11694651, 27287519, 81862557]

約数ペア:

[(1, 81862557), (3, 27287519), (7, 11694651), (21, 3898217), (571, 143367), (1713, 47789), (3997, 20481), (6827, 11991)]