1633664781

素因数分解:

$3^4\times 7^1\times {\mathrm{2881243}}^1$

素因数の和:2881262

約数の個数: 20

約数和(自身を含む): 2789044192

約数和(自身を除く): 1155379411

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2881243, 8643729, 20168701, 25931187, 60506103, 77793561, 181518309, 233380683, 544554927, 1633664781]

約数ペア:

[(1, 1633664781), (3, 544554927), (7, 233380683), (9, 181518309), (21, 77793561), (27, 60506103), (63, 25931187), (81, 20168701), (189, 8643729), (567, 2881243)]