189914557

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{2207}}^1$

素因数の和:2880

約数の個数: 16

約数和(自身を含む): 228925440

約数和(自身を除く): 39010883

約数列:

[1, 7, 19, 133, 647, 2207, 4529, 12293, 15449, 41933, 86051, 293531, 1427929, 9995503, 27130651, 189914557]

約数ペア:

[(1, 189914557), (7, 27130651), (19, 9995503), (133, 1427929), (647, 293531), (2207, 86051), (4529, 41933), (12293, 15449)]