91531821

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 130121728

約数和(自身を除く): 38589907

約数列:

[1, 3, 37, 43, 111, 127, 129, 151, 381, 453, 1591, 4699, 4773, 5461, 5587, 6493, 14097, 16383, 16761, 19177, 19479, 57531, 202057, 240241, 606171, 709549, 720723, 824611, 2128647, 2473833, 30510607, 91531821]

約数ペア:

[(1, 91531821), (3, 30510607), (37, 2473833), (43, 2128647), (111, 824611), (127, 720723), (129, 709549), (151, 606171), (381, 240241), (453, 202057), (1591, 57531), (4699, 19479), (4773, 19177), (5461, 16761), (5587, 16383), (6493, 14097)]