26121609

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{1637}}^1$

素因数の和:1846

約数の個数: 20

約数和(自身を含む): 39243204

約数和(自身を除く): 13121595

約数列:

[1, 3, 9, 27, 81, 197, 591, 1637, 1773, 4911, 5319, 14733, 15957, 44199, 132597, 322489, 967467, 2902401, 8707203, 26121609]

約数ペア:

[(1, 26121609), (3, 8707203), (9, 2902401), (27, 967467), (81, 322489), (197, 132597), (591, 44199), (1637, 15957), (1773, 14733), (4911, 5319)]