746974143

素因数分解:

$3^4\times {\mathrm{977}}^1\times {\mathrm{9439}}^1$

素因数の和:10428

約数の個数: 20

約数和(自身を含む): 1117110720

約数和(自身を除く): 370136577

約数列:

[1, 3, 9, 27, 81, 977, 2931, 8793, 9439, 26379, 28317, 79137, 84951, 254853, 764559, 9221903, 27665709, 82997127, 248991381, 746974143]

約数ペア:

[(1, 746974143), (3, 248991381), (9, 82997127), (27, 27665709), (81, 9221903), (977, 764559), (2931, 254853), (8793, 84951), (9439, 79137), (26379, 28317)]