522079749

素因数分解:

$3^4\times {\mathrm{251}}^1\times {\mathrm{25679}}^1$

素因数の和:25942

約数の個数: 20

約数和(自身を含む): 783034560

約数和(自身を除く): 260954811

約数列:

[1, 3, 9, 27, 81, 251, 753, 2259, 6777, 20331, 25679, 77037, 231111, 693333, 2079999, 6445429, 19336287, 58008861, 174026583, 522079749]

約数ペア:

[(1, 522079749), (3, 174026583), (9, 58008861), (27, 19336287), (81, 6445429), (251, 2079999), (753, 693333), (2259, 231111), (6777, 77037), (20331, 25679)]