1078839

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{701}}^1$

素因数の和:732

約数の個数: 20

約数和(自身を含む): 1698840

約数和(自身を除く): 620001

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 701, 1539, 2103, 6309, 13319, 18927, 39957, 56781, 119871, 359613, 1078839]

約数ペア:

[(1, 1078839), (3, 359613), (9, 119871), (19, 56781), (27, 39957), (57, 18927), (81, 13319), (171, 6309), (513, 2103), (701, 1539)]