51356165

素因数分解:

$5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{2161}}^1$

素因数の和:2277

約数の個数: 24

約数和(自身を含む): 72461592

約数和(自身を除く): 21105427

約数列:

[1, 5, 7, 35, 49, 97, 245, 485, 679, 2161, 3395, 4753, 10805, 15127, 23765, 75635, 105889, 209617, 529445, 1048085, 1467319, 7336595, 10271233, 51356165]

約数ペア:

[(1, 51356165), (5, 10271233), (7, 7336595), (35, 1467319), (49, 1048085), (97, 529445), (245, 209617), (485, 105889), (679, 75635), (2161, 23765), (3395, 15127), (4753, 10805)]