156638907

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{305339}}^1$

素因数の和:305367

約数の個数: 16

約数和(自身を含む): 244272000

約数和(自身を除く): 87633093

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 305339, 916017, 2748051, 5801441, 8244153, 17404323, 52212969, 156638907]

約数ペア:

[(1, 156638907), (3, 52212969), (9, 17404323), (19, 8244153), (27, 5801441), (57, 2748051), (171, 916017), (513, 305339)]