47021391

素因数分解:

$3^4\times {\mathrm{613}}^1\times {\mathrm{947}}^1$

素因数の和:1572

約数の個数: 20

約数和(自身を含む): 70430712

約数和(自身を除く): 23409321

約数列:

[1, 3, 9, 27, 81, 613, 947, 1839, 2841, 5517, 8523, 16551, 25569, 49653, 76707, 580511, 1741533, 5224599, 15673797, 47021391]

約数ペア:

[(1, 47021391), (3, 15673797), (9, 5224599), (27, 1741533), (81, 580511), (613, 76707), (947, 49653), (1839, 25569), (2841, 16551), (5517, 8523)]