17991747

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{5897}}^1$

素因数の和:6019

約数の個数: 16

約数和(自身を含む): 26894880

約数和(自身を除く): 8903133

約数列:

[1, 3, 9, 27, 113, 339, 1017, 3051, 5897, 17691, 53073, 159219, 666361, 1999083, 5997249, 17991747]

約数ペア:

[(1, 17991747), (3, 5997249), (9, 1999083), (27, 666361), (113, 159219), (339, 53073), (1017, 17691), (3051, 5897)]