78965019

素因数分解:

$3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{1307}}^1$

素因数の和:1464

約数の個数: 36

約数和(自身を含む): 133753464

約数和(自身を除く): 54788445

約数列:

[1, 3, 7, 9, 21, 49, 63, 137, 147, 411, 441, 959, 1233, 1307, 2877, 3921, 6713, 8631, 9149, 11763, 20139, 27447, 60417, 64043, 82341, 179059, 192129, 537177, 576387, 1253413, 1611531, 3760239, 8773891, 11280717, 26321673, 78965019]

約数ペア:

[(1, 78965019), (3, 26321673), (7, 11280717), (9, 8773891), (21, 3760239), (49, 1611531), (63, 1253413), (137, 576387), (147, 537177), (411, 192129), (441, 179059), (959, 82341), (1233, 64043), (1307, 60417), (2877, 27447), (3921, 20139), (6713, 11763), (8631, 9149)]