26313579

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{1993}}^1$

素因数の和:2168

約数の個数: 20

約数和(自身を含む): 39568936

約数和(自身を除く): 13255357

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 1993, 4401, 5979, 13203, 17937, 53811, 161433, 324859, 974577, 2923731, 8771193, 26313579]

約数ペア:

[(1, 26313579), (3, 8771193), (9, 2923731), (27, 974577), (81, 324859), (163, 161433), (489, 53811), (1467, 17937), (1993, 13203), (4401, 5979)]