211399474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1\times {\mathrm{881}}^1$

素因数の和:1746

約数の個数: 32

約数和(自身を含む): 373403520

約数和(自身を除く): 162004046

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 839, 881, 1678, 1762, 9229, 9691, 10907, 11453, 18458, 19382, 21814, 22906, 119977, 125983, 239954, 251966, 739159, 1478318, 8130749, 9609067, 16261498, 19218134, 105699737, 211399474]

約数ペア:

[(1, 211399474), (2, 105699737), (11, 19218134), (13, 16261498), (22, 9609067), (26, 8130749), (143, 1478318), (286, 739159), (839, 251966), (881, 239954), (1678, 125983), (1762, 119977), (9229, 22906), (9691, 21814), (10907, 19382), (11453, 18458)]