25850517

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2381}}^1$

素因数の和:2449

約数の個数: 32

約数和(自身を含む): 43905024

約数和(自身を除く): 18054507

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 141, 231, 329, 517, 987, 1551, 2381, 3619, 7143, 10857, 16667, 26191, 50001, 78573, 111907, 183337, 335721, 550011, 783349, 1230977, 2350047, 3692931, 8616839, 25850517]

約数ペア:

[(1, 25850517), (3, 8616839), (7, 3692931), (11, 2350047), (21, 1230977), (33, 783349), (47, 550011), (77, 335721), (141, 183337), (231, 111907), (329, 78573), (517, 50001), (987, 26191), (1551, 16667), (2381, 10857), (3619, 7143)]