386973

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 24

約数和(自身を含む): 615680

約数和(自身を除く): 228707

約数列:

[1, 3, 9, 19, 31, 57, 73, 93, 171, 219, 279, 589, 657, 1387, 1767, 2263, 4161, 5301, 6789, 12483, 20367, 42997, 128991, 386973]

約数ペア:

[(1, 386973), (3, 128991), (9, 42997), (19, 20367), (31, 12483), (57, 6789), (73, 5301), (93, 4161), (171, 2263), (219, 1767), (279, 1387), (589, 657)]