20131490763

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{61687}}^1$

素因数の和:61798

約数の個数: 48

約数和(自身を含む): 32334382080

約数和(自身を除く): 12202891317

約数列:

[1, 3, 9, 17, 27, 51, 79, 81, 153, 237, 243, 459, 711, 1343, 1377, 2133, 4029, 4131, 6399, 12087, 19197, 36261, 61687, 108783, 185061, 326349, 555183, 1048679, 1665549, 3146037, 4873273, 4996647, 9438111, 14619819, 14989941, 28314333, 43859457, 82845641, 84942999, 131578371, 248536923, 254828997, 394735113, 745610769, 1184205339, 2236832307, 6710496921, 20131490763]

約数ペア:

[(1, 20131490763), (3, 6710496921), (9, 2236832307), (17, 1184205339), (27, 745610769), (51, 394735113), (79, 254828997), (81, 248536923), (153, 131578371), (237, 84942999), (243, 82845641), (459, 43859457), (711, 28314333), (1343, 14989941), (1377, 14619819), (2133, 9438111), (4029, 4996647), (4131, 4873273), (6399, 3146037), (12087, 1665549), (19197, 1048679), (36261, 555183), (61687, 326349), (108783, 185061)]