68895879

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{863}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 104509440

約数和(自身を除く): 35613561

約数列:

[1, 3, 13, 23, 39, 69, 89, 267, 299, 863, 897, 1157, 2047, 2589, 3471, 6141, 11219, 19849, 26611, 33657, 59547, 76807, 79833, 230421, 258037, 774111, 998491, 1766561, 2995473, 5299683, 22965293, 68895879]

約数ペア:

[(1, 68895879), (3, 22965293), (13, 5299683), (23, 2995473), (39, 1766561), (69, 998491), (89, 774111), (267, 258037), (299, 230421), (863, 79833), (897, 76807), (1157, 59547), (2047, 33657), (2589, 26611), (3471, 19849), (6141, 11219)]