260073

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 24

約数和(自身を含む): 426816

約数和(自身を除く): 166743

約数列:

[1, 3, 9, 11, 33, 37, 71, 99, 111, 213, 333, 407, 639, 781, 1221, 2343, 2627, 3663, 7029, 7881, 23643, 28897, 86691, 260073]

約数ペア:

[(1, 260073), (3, 86691), (9, 28897), (11, 23643), (33, 7881), (37, 7029), (71, 3663), (99, 2627), (111, 2343), (213, 1221), (333, 781), (407, 639)]