26490215

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 32396448

約数和(自身を除く): 5906233

約数列:

[1, 5, 97, 193, 283, 485, 965, 1415, 18721, 27451, 54619, 93605, 137255, 273095, 5298043, 26490215]

約数ペア:

[(1, 26490215), (5, 5298043), (97, 273095), (193, 137255), (283, 93605), (485, 54619), (965, 27451), (1415, 18721)]