1439937

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:654

約数の個数: 20

約数和(自身を含む): 2228820

約数和(自身を除く): 788883

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 613, 783, 1839, 2349, 5517, 16551, 17777, 49653, 53331, 159993, 479979, 1439937]

約数ペア:

[(1, 1439937), (3, 479979), (9, 159993), (27, 53331), (29, 49653), (81, 17777), (87, 16551), (261, 5517), (613, 2349), (783, 1839)]