16205319

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 26120640

約数和(自身を除く): 9915321

約数列:

[1, 3, 9, 13, 27, 39, 117, 137, 337, 351, 411, 1011, 1233, 1781, 3033, 3699, 4381, 5343, 9099, 13143, 16029, 39429, 46169, 48087, 118287, 138507, 415521, 600197, 1246563, 1800591, 5401773, 16205319]

約数ペア:

[(1, 16205319), (3, 5401773), (9, 1800591), (13, 1246563), (27, 600197), (39, 415521), (117, 138507), (137, 118287), (337, 48087), (351, 46169), (411, 39429), (1011, 16029), (1233, 13143), (1781, 9099), (3033, 5343), (3699, 4381)]