13980255

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13127}}^1$

素因数の和:13206

約数の個数: 16

約数和(自身を含む): 22685184

約数和(自身を除く): 8704929

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 13127, 39381, 65635, 196905, 932017, 2796051, 4660085, 13980255]

約数ペア:

[(1, 13980255), (3, 4660085), (5, 2796051), (15, 932017), (71, 196905), (213, 65635), (355, 39381), (1065, 13127)]