156784149

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{23831}}^1$

素因数の和:23897

約数の個数: 24

約数和(自身を含む): 245374272

約数和(自身を除く): 88590123

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 6579, 23831, 71493, 214479, 405127, 1024733, 1215381, 3074199, 3646143, 9222597, 17420461, 52261383, 156784149]

約数ペア:

[(1, 156784149), (3, 52261383), (9, 17420461), (17, 9222597), (43, 3646143), (51, 3074199), (129, 1215381), (153, 1024733), (387, 405127), (731, 214479), (2193, 71493), (6579, 23831)]