197749201

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{7757}}^1$

素因数の和:7860

約数の個数: 16

約数和(自身を含む): 222871824

約数和(自身を除く): 25122623

約数列:

[1, 13, 37, 53, 481, 689, 1961, 7757, 25493, 100841, 287009, 411121, 3731117, 5344573, 15211477, 197749201]

約数ペア:

[(1, 197749201), (13, 15211477), (37, 5344573), (53, 3731117), (481, 411121), (689, 287009), (1961, 100841), (7757, 25493)]