51387039

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1607}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 90305280

約数和(自身を除く): 38918241

約数列:

[1, 3, 9, 11, 17, 19, 33, 51, 57, 99, 153, 171, 187, 209, 323, 561, 627, 969, 1607, 1683, 1881, 2907, 3553, 4821, 10659, 14463, 17677, 27319, 30533, 31977, 53031, 81957, 91599, 159093, 245871, 274797, 300509, 335863, 519061, 901527, 1007589, 1557183, 2704581, 3022767, 4671549, 5709671, 17129013, 51387039]

約数ペア:

[(1, 51387039), (3, 17129013), (9, 5709671), (11, 4671549), (17, 3022767), (19, 2704581), (33, 1557183), (51, 1007589), (57, 901527), (99, 519061), (153, 335863), (171, 300509), (187, 274797), (209, 245871), (323, 159093), (561, 91599), (627, 81957), (969, 53031), (1607, 31977), (1683, 30533), (1881, 27319), (2907, 17677), (3553, 14463), (4821, 10659)]