28205618

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3203}}^1$

素因数の和:3266

約数の個数: 32

約数和(自身を含む): 52596864

約数和(自身を除く): 24391246

約数列:

[1, 2, 7, 14, 17, 34, 37, 74, 119, 238, 259, 518, 629, 1258, 3203, 4403, 6406, 8806, 22421, 44842, 54451, 108902, 118511, 237022, 381157, 762314, 829577, 1659154, 2014687, 4029374, 14102809, 28205618]

約数ペア:

[(1, 28205618), (2, 14102809), (7, 4029374), (14, 2014687), (17, 1659154), (34, 829577), (37, 762314), (74, 381157), (119, 237022), (238, 118511), (259, 108902), (518, 54451), (629, 44842), (1258, 22421), (3203, 8806), (4403, 6406)]