31560381

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2371}}^1$

素因数の和:2426

約数の個数: 32

約数和(自身を含む): 51235200

約数和(自身を除く): 19674819

約数列:

[1, 3, 9, 17, 27, 29, 51, 87, 153, 261, 459, 493, 783, 1479, 2371, 4437, 7113, 13311, 21339, 40307, 64017, 68759, 120921, 206277, 362763, 618831, 1088289, 1168903, 1856493, 3506709, 10520127, 31560381]

約数ペア:

[(1, 31560381), (3, 10520127), (9, 3506709), (17, 1856493), (27, 1168903), (29, 1088289), (51, 618831), (87, 362763), (153, 206277), (261, 120921), (459, 68759), (493, 64017), (783, 40307), (1479, 21339), (2371, 13311), (4437, 7113)]