2000781

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1453}}^1$

素因数の和:1482

約数の個数: 20

約数和(自身を含む): 3166812

約数和(自身を除く): 1166031

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 1453, 4359, 13077, 24701, 39231, 74103, 117693, 222309, 666927, 2000781]

約数ペア:

[(1, 2000781), (3, 666927), (9, 222309), (17, 117693), (27, 74103), (51, 39231), (81, 24701), (153, 13077), (459, 4359), (1377, 1453)]