3886857

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 6115200

約数和(自身を除く): 2228343

約数列:

[1, 3, 9, 13, 39, 117, 139, 239, 417, 717, 1251, 1807, 2151, 3107, 5421, 9321, 16263, 27963, 33221, 99663, 298989, 431873, 1295619, 3886857]

約数ペア:

[(1, 3886857), (3, 1295619), (9, 431873), (13, 298989), (39, 99663), (117, 33221), (139, 27963), (239, 16263), (417, 9321), (717, 5421), (1251, 3107), (1807, 2151)]