53357423

素因数分解:

$7^4\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:412

約数の個数: 20

約数和(自身を含む): 63325008

約数和(自身を除く): 9967585

約数列:

[1, 7, 49, 71, 313, 343, 497, 2191, 2401, 3479, 15337, 22223, 24353, 107359, 155561, 170471, 751513, 1088927, 7622489, 53357423]

約数ペア:

[(1, 53357423), (7, 7622489), (49, 1088927), (71, 751513), (313, 170471), (343, 155561), (497, 107359), (2191, 24353), (2401, 22223), (3479, 15337)]