39287943

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 60999680

約数和(自身を除く): 21711737

約数列:

[1, 3, 9, 27, 31, 73, 93, 219, 279, 643, 657, 837, 1929, 1971, 2263, 5787, 6789, 17361, 19933, 20367, 46939, 59799, 61101, 140817, 179397, 422451, 538191, 1267353, 1455109, 4365327, 13095981, 39287943]

約数ペア:

[(1, 39287943), (3, 13095981), (9, 4365327), (27, 1455109), (31, 1267353), (73, 538191), (93, 422451), (219, 179397), (279, 140817), (643, 61101), (657, 59799), (837, 46939), (1929, 20367), (1971, 19933), (2263, 17361), (5787, 6789)]