72139683

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2459}}^1$

素因数の和:2607

約数の個数: 32

約数和(自身を含む): 120913920

約数和(自身を除く): 48774237

約数列:

[1, 3, 7, 11, 21, 33, 77, 127, 231, 381, 889, 1397, 2459, 2667, 4191, 7377, 9779, 17213, 27049, 29337, 51639, 81147, 189343, 312293, 568029, 936879, 2186051, 3435223, 6558153, 10305669, 24046561, 72139683]

約数ペア:

[(1, 72139683), (3, 24046561), (7, 10305669), (11, 6558153), (21, 3435223), (33, 2186051), (77, 936879), (127, 568029), (231, 312293), (381, 189343), (889, 81147), (1397, 51639), (2459, 29337), (2667, 27049), (4191, 17213), (7377, 9779)]