2771865

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1987}}^1$

素因数の和:2029

約数の個数: 24

約数和(自身を含む): 4962048

約数和(自身を除く): 2190183

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 1987, 5961, 9935, 17883, 29805, 61597, 89415, 184791, 307985, 554373, 923955, 2771865]

約数ペア:

[(1, 2771865), (3, 923955), (5, 554373), (9, 307985), (15, 184791), (31, 89415), (45, 61597), (93, 29805), (155, 17883), (279, 9935), (465, 5961), (1395, 1987)]