156905378

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{56891}}^1$

素因数の和:57097

約数の個数: 16

約数和(自身を含む): 270350784

約数和(自身を除く): 113445406

約数列:

[1, 2, 7, 14, 197, 394, 1379, 2758, 56891, 113782, 398237, 796474, 11207527, 22415054, 78452689, 156905378]

約数ペア:

[(1, 156905378), (2, 78452689), (7, 22415054), (14, 11207527), (197, 796474), (394, 398237), (1379, 113782), (2758, 56891)]