156715857

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{305489}}^1$

素因数の和:305517

約数の個数: 16

約数和(自身を含む): 244392000

約数和(自身を除く): 87676143

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 305489, 916467, 2749401, 5804291, 8248203, 17412873, 52238619, 156715857]

約数ペア:

[(1, 156715857), (3, 52238619), (9, 17412873), (19, 8248203), (27, 5804291), (57, 2749401), (171, 916467), (513, 305489)]