27770017

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 32602176

約数和(自身を除く): 4832159

約数列:

[1, 11, 31, 37, 71, 341, 407, 781, 961, 1147, 2201, 2627, 10571, 12617, 24211, 28897, 35557, 68231, 81437, 391127, 750541, 895807, 2524547, 27770017]

約数ペア:

[(1, 27770017), (11, 2524547), (31, 895807), (37, 750541), (71, 391127), (341, 81437), (407, 68231), (781, 35557), (961, 28897), (1147, 24211), (2201, 12617), (2627, 10571)]