16003955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 21973248

約数和(自身を除く): 5969293

約数列:

[1, 5, 11, 43, 55, 67, 101, 215, 335, 473, 505, 737, 1111, 2365, 2881, 3685, 4343, 5555, 6767, 14405, 21715, 31691, 33835, 47773, 74437, 158455, 238865, 290981, 372185, 1454905, 3200791, 16003955]

約数ペア:

[(1, 16003955), (5, 3200791), (11, 1454905), (43, 372185), (55, 290981), (67, 238865), (101, 158455), (215, 74437), (335, 47773), (473, 33835), (505, 31691), (737, 21715), (1111, 14405), (2365, 6767), (2881, 5555), (3685, 4343)]