25199588

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{743}}^1$

素因数の和:947

約数の個数: 24

約数和(自身を含む): 45205440

約数和(自身を除く): 20005852

約数列:

[1, 2, 4, 61, 122, 139, 244, 278, 556, 743, 1486, 2972, 8479, 16958, 33916, 45323, 90646, 103277, 181292, 206554, 413108, 6299897, 12599794, 25199588]

約数ペア:

[(1, 25199588), (2, 12599794), (4, 6299897), (61, 413108), (122, 206554), (139, 181292), (244, 103277), (278, 90646), (556, 45323), (743, 33916), (1486, 16958), (2972, 8479)]