201570561

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{20873}}^1$

素因数の和:20945

約数の個数: 24

約数和(自身を含む): 309352680

約数和(自身を除く): 107782119

約数列:

[1, 3, 9, 29, 37, 87, 111, 261, 333, 1073, 3219, 9657, 20873, 62619, 187857, 605317, 772301, 1815951, 2316903, 5447853, 6950709, 22396729, 67190187, 201570561]

約数ペア:

[(1, 201570561), (3, 67190187), (9, 22396729), (29, 6950709), (37, 5447853), (87, 2316903), (111, 1815951), (261, 772301), (333, 605317), (1073, 187857), (3219, 62619), (9657, 20873)]