56605815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2531}}^1$

素因数の和:2620

約数の個数: 48

約数和(自身を含む): 113757696

約数和(自身を除く): 57151881

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 1065, 1491, 2485, 2531, 3195, 4473, 7455, 7593, 12655, 17717, 22365, 22779, 37965, 53151, 88585, 113895, 159453, 179701, 265755, 539103, 797265, 898505, 1257907, 1617309, 2695515, 3773721, 6289535, 8086545, 11321163, 18868605, 56605815]

約数ペア:

[(1, 56605815), (3, 18868605), (5, 11321163), (7, 8086545), (9, 6289535), (15, 3773721), (21, 2695515), (35, 1617309), (45, 1257907), (63, 898505), (71, 797265), (105, 539103), (213, 265755), (315, 179701), (355, 159453), (497, 113895), (639, 88585), (1065, 53151), (1491, 37965), (2485, 22779), (2531, 22365), (3195, 17717), (4473, 12655), (7455, 7593)]