71405257

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{17497}}^1$

素因数の和:17568

約数の個数: 16

約数和(自身を含む): 90709632

約数和(自身を除く): 19304375

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 17497, 122479, 192467, 927341, 1347269, 6491387, 10200751, 71405257]

約数ペア:

[(1, 71405257), (7, 10200751), (11, 6491387), (53, 1347269), (77, 927341), (371, 192467), (583, 122479), (4081, 17497)]