3880485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 7827456

約数和(自身を除く): 3946971

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 97, 105, 127, 291, 315, 381, 485, 635, 679, 873, 889, 1143, 1455, 1905, 2037, 2667, 3395, 4365, 4445, 5715, 6111, 8001, 10185, 12319, 13335, 30555, 36957, 40005, 61595, 86233, 110871, 184785, 258699, 431165, 554355, 776097, 1293495, 3880485]

約数ペア:

[(1, 3880485), (3, 1293495), (5, 776097), (7, 554355), (9, 431165), (15, 258699), (21, 184785), (35, 110871), (45, 86233), (63, 61595), (97, 40005), (105, 36957), (127, 30555), (291, 13335), (315, 12319), (381, 10185), (485, 8001), (635, 6111), (679, 5715), (873, 4445), (889, 4365), (1143, 3395), (1455, 2667), (1905, 2037)]