389626958

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{14221}}^1$

素因数の和:14352

約数の個数: 32

約数和(自身を含む): 709962240

約数和(自身を除く): 320335282

約数列:

[1, 2, 7, 14, 19, 38, 103, 133, 206, 266, 721, 1442, 1957, 3914, 13699, 14221, 27398, 28442, 99547, 199094, 270199, 540398, 1464763, 1891393, 2929526, 3782786, 10253341, 20506682, 27830497, 55660994, 194813479, 389626958]

約数ペア:

[(1, 389626958), (2, 194813479), (7, 55660994), (14, 27830497), (19, 20506682), (38, 10253341), (103, 3782786), (133, 2929526), (206, 1891393), (266, 1464763), (721, 540398), (1442, 270199), (1957, 199094), (3914, 99547), (13699, 28442), (14221, 27398)]