81695763

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{977}}^1$

素因数の和:1168

約数の個数: 32

約数和(自身を含む): 128313600

約数和(自身を除く): 46617837

約数列:

[1, 3, 9, 19, 27, 57, 163, 171, 489, 513, 977, 1467, 2931, 3097, 4401, 8793, 9291, 18563, 26379, 27873, 55689, 83619, 159251, 167067, 477753, 501201, 1433259, 3025769, 4299777, 9077307, 27231921, 81695763]

約数ペア:

[(1, 81695763), (3, 27231921), (9, 9077307), (19, 4299777), (27, 3025769), (57, 1433259), (163, 501201), (171, 477753), (489, 167067), (513, 159251), (977, 83619), (1467, 55689), (2931, 27873), (3097, 26379), (4401, 18563), (8793, 9291)]