291132212

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{547241}}^1$

素因数の和:547271

約数の個数: 24

約数和(自身を含む): 612911040

約数和(自身を除く): 321778828

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 547241, 1094482, 2188964, 3830687, 7661374, 10397579, 15322748, 20795158, 41590316, 72783053, 145566106, 291132212]

約数ペア:

[(1, 291132212), (2, 145566106), (4, 72783053), (7, 41590316), (14, 20795158), (19, 15322748), (28, 10397579), (38, 7661374), (76, 3830687), (133, 2188964), (266, 1094482), (532, 547241)]