26400897

素因数分解:

$3^4\times {\mathrm{397}}^1\times {\mathrm{821}}^1$

素因数の和:1230

約数の個数: 20

約数和(自身を含む): 39585876

約数和(自身を除く): 13184979

約数列:

[1, 3, 9, 27, 81, 397, 821, 1191, 2463, 3573, 7389, 10719, 22167, 32157, 66501, 325937, 977811, 2933433, 8800299, 26400897]

約数ペア:

[(1, 26400897), (3, 8800299), (9, 2933433), (27, 977811), (81, 325937), (397, 66501), (821, 32157), (1191, 22167), (2463, 10719), (3573, 7389)]