78257277

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{9067}}^1$

素因数の和:9217

約数の個数: 24

約数和(自身を含む): 130143936

約数和(自身を除く): 51886659

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 8631, 9067, 27201, 63469, 81603, 190407, 571221, 1242179, 3726537, 8695253, 11179611, 26085759, 78257277]

約数ペア:

[(1, 78257277), (3, 26085759), (7, 11179611), (9, 8695253), (21, 3726537), (63, 1242179), (137, 571221), (411, 190407), (959, 81603), (1233, 63469), (2877, 27201), (8631, 9067)]