156971979

素因数分解:

$3^3\times {\mathrm{829}}^1\times {\mathrm{7013}}^1$

素因数の和:7851

約数の個数: 16

約数和(自身を含む): 232864800

約数和(自身を除く): 75892821

約数列:

[1, 3, 9, 27, 829, 2487, 7013, 7461, 21039, 22383, 63117, 189351, 5813777, 17441331, 52323993, 156971979]

約数ペア:

[(1, 156971979), (3, 52323993), (9, 17441331), (27, 5813777), (829, 189351), (2487, 63117), (7013, 22383), (7461, 21039)]