7162281

素因数分解:

$3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 36

約数和(自身を含む): 12226500

約数和(自身を除く): 5064219

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 147, 149, 327, 441, 447, 763, 981, 1043, 1341, 2289, 3129, 5341, 6867, 7301, 9387, 16023, 16241, 21903, 48069, 48723, 65709, 113687, 146169, 341061, 795809, 1023183, 2387427, 7162281]

約数ペア:

[(1, 7162281), (3, 2387427), (7, 1023183), (9, 795809), (21, 341061), (49, 146169), (63, 113687), (109, 65709), (147, 48723), (149, 48069), (327, 21903), (441, 16241), (447, 16023), (763, 9387), (981, 7301), (1043, 6867), (1341, 5341), (2289, 3129)]