51229971

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2531}}^1$

素因数の和:2723

約数の個数: 24

約数和(自身を含む): 80183376

約数和(自身を除く): 28953405

約数列:

[1, 3, 9, 13, 39, 117, 173, 519, 1557, 2249, 2531, 6747, 7593, 20241, 22779, 32903, 98709, 296127, 437863, 1313589, 3940767, 5692219, 17076657, 51229971]

約数ペア:

[(1, 51229971), (3, 17076657), (9, 5692219), (13, 3940767), (39, 1313589), (117, 437863), (173, 296127), (519, 98709), (1557, 32903), (2249, 22779), (2531, 20241), (6747, 7593)]