238280913

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1303}}^1$

素因数の和:1846

約数の個数: 32

約数和(自身を含む): 381185280

約数和(自身を除く): 142904367

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 521, 1303, 1563, 3909, 4689, 6773, 11727, 14067, 16939, 20319, 35181, 50817, 60957, 152451, 182871, 457353, 678863, 2036589, 6109767, 8825219, 18329301, 26475657, 79426971, 238280913]

約数ペア:

[(1, 238280913), (3, 79426971), (9, 26475657), (13, 18329301), (27, 8825219), (39, 6109767), (117, 2036589), (351, 678863), (521, 457353), (1303, 182871), (1563, 152451), (3909, 60957), (4689, 50817), (6773, 35181), (11727, 20319), (14067, 16939)]