2658987

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1931}}^1$

素因数の和:1960

約数の個数: 20

約数和(自身を含む): 4207896

約数和(自身を除く): 1548909

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 1931, 5793, 17379, 32827, 52137, 98481, 156411, 295443, 886329, 2658987]

約数ペア:

[(1, 2658987), (3, 886329), (9, 295443), (17, 156411), (27, 98481), (51, 52137), (81, 32827), (153, 17379), (459, 5793), (1377, 1931)]