18347147

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{1193}}^1$

素因数の和:1239

約数の個数: 16

約数和(自身を含む): 22733760

約数和(自身を除く): 4386613

約数列:

[1, 7, 13, 91, 169, 1183, 1193, 2197, 8351, 15379, 15509, 108563, 201617, 1411319, 2621021, 18347147]

約数ペア:

[(1, 18347147), (7, 2621021), (13, 1411319), (91, 201617), (169, 108563), (1183, 15509), (1193, 15379), (2197, 8351)]