25785254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 44478720

約数和(自身を除く): 18693466

約数列:

[1, 2, 11, 22, 23, 46, 131, 253, 262, 389, 506, 778, 1441, 2882, 3013, 4279, 6026, 8558, 8947, 17894, 33143, 50959, 66286, 98417, 101918, 196834, 560549, 1121098, 1172057, 2344114, 12892627, 25785254]

約数ペア:

[(1, 25785254), (2, 12892627), (11, 2344114), (22, 1172057), (23, 1121098), (46, 560549), (131, 196834), (253, 101918), (262, 98417), (389, 66286), (506, 50959), (778, 33143), (1441, 17894), (2882, 8947), (3013, 8558), (4279, 6026)]