2771775

素因数分解:

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

素因数の和:240

約数の個数: 36

約数和(自身を含む): 5055232

約数和(自身を除く): 2283457

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 97, 127, 225, 291, 381, 485, 635, 873, 1143, 1455, 1905, 2425, 3175, 4365, 5715, 7275, 9525, 12319, 21825, 28575, 36957, 61595, 110871, 184785, 307975, 554355, 923925, 2771775]

約数ペア:

[(1, 2771775), (3, 923925), (5, 554355), (9, 307975), (15, 184785), (25, 110871), (45, 61595), (75, 36957), (97, 28575), (127, 21825), (225, 12319), (291, 9525), (381, 7275), (485, 5715), (635, 4365), (873, 3175), (1143, 2425), (1455, 1905)]