197500161

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{4987}}^1$

素因数の和:5340

約数の個数: 16

約数和(自身を含む): 270389504

約数和(自身を除く): 72889343

約数列:

[1, 3, 43, 129, 307, 921, 4987, 13201, 14961, 39603, 214441, 643323, 1531009, 4593027, 65833387, 197500161]

約数ペア:

[(1, 197500161), (3, 65833387), (43, 4593027), (129, 1531009), (307, 643323), (921, 214441), (4987, 39603), (13201, 14961)]