28991222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{613}}^1$

素因数の和:752

約数の個数: 32

約数和(自身を含む): 50131872

約数和(自身を除く): 21140650

約数列:

[1, 2, 13, 17, 26, 34, 107, 214, 221, 442, 613, 1226, 1391, 1819, 2782, 3638, 7969, 10421, 15938, 20842, 23647, 47294, 65591, 131182, 135473, 270946, 852683, 1115047, 1705366, 2230094, 14495611, 28991222]

約数ペア:

[(1, 28991222), (2, 14495611), (13, 2230094), (17, 1705366), (26, 1115047), (34, 852683), (107, 270946), (214, 135473), (221, 131182), (442, 65591), (613, 47294), (1226, 23647), (1391, 20842), (1819, 15938), (2782, 10421), (3638, 7969)]