291226309

素因数分解:

${\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 328648320

約数和(自身を除く): 37422011

約数列:

[1, 11, 71, 109, 121, 311, 781, 1199, 3421, 7739, 8591, 13189, 22081, 33899, 37631, 85129, 242891, 372889, 936419, 2406829, 2671801, 4101779, 26475119, 291226309]

約数ペア:

[(1, 291226309), (11, 26475119), (71, 4101779), (109, 2671801), (121, 2406829), (311, 936419), (781, 372889), (1199, 242891), (3421, 85129), (7739, 37631), (8591, 33899), (13189, 22081)]