81297601

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{1811}}^1$

素因数の和:1893

約数の個数: 24

約数和(自身を含む): 104110272

約数和(自身を除く): 22812671

約数列:

[1, 7, 11, 53, 77, 121, 371, 583, 847, 1811, 4081, 6413, 12677, 19921, 44891, 95983, 139447, 219131, 671881, 1055813, 1533917, 7390691, 11613943, 81297601]

約数ペア:

[(1, 81297601), (7, 11613943), (11, 7390691), (53, 1533917), (77, 1055813), (121, 671881), (371, 219131), (583, 139447), (847, 95983), (1811, 44891), (4081, 19921), (6413, 12677)]