18518151

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{15787}}^1$

素因数の和:15830

約数の個数: 16

約数和(自身を含む): 27281664

約数和(自身を除く): 8763513

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 15787, 47361, 268379, 363101, 805137, 1089303, 6172717, 18518151]

約数ペア:

[(1, 18518151), (3, 6172717), (17, 1089303), (23, 805137), (51, 363101), (69, 268379), (391, 47361), (1173, 15787)]