1209048255

素因数分解:

$3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:965

約数の個数: 64

約数和(自身を含む): 2191687680

約数和(自身を除く): 982639425

約数列:

[1, 3, 5, 9, 15, 27, 45, 97, 127, 135, 291, 381, 485, 635, 727, 873, 1143, 1455, 1905, 2181, 2619, 3429, 3635, 4365, 5715, 6543, 10905, 12319, 13095, 17145, 19629, 32715, 36957, 61595, 70519, 92329, 98145, 110871, 184785, 211557, 276987, 332613, 352595, 461645, 554355, 634671, 830961, 1057785, 1384935, 1663065, 1904013, 2492883, 3173355, 4154805, 8955913, 9520065, 12464415, 26867739, 44779565, 80603217, 134338695, 241809651, 403016085, 1209048255]

約数ペア:

[(1, 1209048255), (3, 403016085), (5, 241809651), (9, 134338695), (15, 80603217), (27, 44779565), (45, 26867739), (97, 12464415), (127, 9520065), (135, 8955913), (291, 4154805), (381, 3173355), (485, 2492883), (635, 1904013), (727, 1663065), (873, 1384935), (1143, 1057785), (1455, 830961), (1905, 634671), (2181, 554355), (2619, 461645), (3429, 352595), (3635, 332613), (4365, 276987), (5715, 211557), (6543, 184785), (10905, 110871), (12319, 98145), (13095, 92329), (17145, 70519), (19629, 61595), (32715, 36957)]