2539386

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{1987}}^1$

素因数の和:2066

約数の個数: 24

約数和(自身を含む): 5582304

約数和(自身を除く): 3042918

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 1987, 3974, 5961, 11922, 17883, 35766, 141077, 282154, 423231, 846462, 1269693, 2539386]

約数ペア:

[(1, 2539386), (2, 1269693), (3, 846462), (6, 423231), (9, 282154), (18, 141077), (71, 35766), (142, 17883), (213, 11922), (426, 5961), (639, 3974), (1278, 1987)]