208986791

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 235682160

約数和(自身を除く): 26695369

約数列:

[1, 13, 53, 59, 97, 689, 767, 1261, 2809, 3127, 5141, 5723, 36517, 40651, 66833, 74399, 165731, 272473, 303319, 2154503, 3542149, 3943147, 16075907, 208986791]

約数ペア:

[(1, 208986791), (13, 16075907), (53, 3943147), (59, 3542149), (97, 2154503), (689, 303319), (767, 272473), (1261, 165731), (2809, 74399), (3127, 66833), (5141, 40651), (5723, 36517)]