191231139

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 283705344

約数和(自身を除く): 92474205

約数列:

[1, 3, 11, 33, 103, 127, 309, 381, 443, 1133, 1329, 1397, 3399, 4191, 4873, 13081, 14619, 39243, 45629, 56261, 136887, 143891, 168783, 431673, 501919, 618871, 1505757, 1856613, 5794883, 17384649, 63743713, 191231139]

約数ペア:

[(1, 191231139), (3, 63743713), (11, 17384649), (33, 5794883), (103, 1856613), (127, 1505757), (309, 618871), (381, 501919), (443, 431673), (1133, 168783), (1329, 143891), (1397, 136887), (3399, 56261), (4191, 45629), (4873, 39243), (13081, 14619)]