18123717

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{7561}}^1$

素因数の和:7628

約数の個数: 16

約数和(自身を含む): 26134272

約数和(自身を除く): 8010555

約数列:

[1, 3, 17, 47, 51, 141, 799, 2397, 7561, 22683, 128537, 355367, 385611, 1066101, 6041239, 18123717]

約数ペア:

[(1, 18123717), (3, 6041239), (17, 1066101), (47, 385611), (51, 355367), (141, 128537), (799, 22683), (2397, 7561)]