2519343

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1637}}^1$

素因数の和:1668

約数の個数: 20

約数和(自身を含む): 3963960

約数和(自身を除く): 1444617

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 1637, 4911, 14733, 31103, 44199, 93309, 132597, 279927, 839781, 2519343]

約数ペア:

[(1, 2519343), (3, 839781), (9, 279927), (19, 132597), (27, 93309), (57, 44199), (81, 31103), (171, 14733), (513, 4911), (1539, 1637)]