139025425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{72221}}^1$

素因数の和:72249

約数の個数: 24

約数和(自身を含む): 214932672

約数和(自身を除く): 75907247

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 72221, 361105, 505547, 794431, 1805525, 2527735, 3972155, 5561017, 12638675, 19860775, 27805085, 139025425]

約数ペア:

[(1, 139025425), (5, 27805085), (7, 19860775), (11, 12638675), (25, 5561017), (35, 3972155), (55, 2527735), (77, 1805525), (175, 794431), (275, 505547), (385, 361105), (1925, 72221)]