42354009

素因数分解:

$3^4\times {\mathrm{613}}^1\times {\mathrm{853}}^1$

素因数の和:1478

約数の個数: 20

約数和(自身を含む): 63447076

約数和(自身を除く): 21093067

約数列:

[1, 3, 9, 27, 81, 613, 853, 1839, 2559, 5517, 7677, 16551, 23031, 49653, 69093, 522889, 1568667, 4706001, 14118003, 42354009]

約数ペア:

[(1, 42354009), (3, 14118003), (9, 4706001), (27, 1568667), (81, 522889), (613, 69093), (853, 49653), (1839, 23031), (2559, 16551), (5517, 7677)]