1319805

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 2315040

約数和(自身を除く): 995235

約数列:

[1, 3, 5, 9, 15, 45, 139, 211, 417, 633, 695, 1055, 1251, 1899, 2085, 3165, 6255, 9495, 29329, 87987, 146645, 263961, 439935, 1319805]

約数ペア:

[(1, 1319805), (3, 439935), (5, 263961), (9, 146645), (15, 87987), (45, 29329), (139, 9495), (211, 6255), (417, 3165), (633, 2085), (695, 1899), (1055, 1251)]