65220771

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{809}}^1$

素因数の和:1179

約数の個数: 32

約数和(自身を含む): 108864000

約数和(自身を除く): 43643229

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 349, 809, 1047, 2427, 2443, 3839, 5663, 7329, 8899, 11517, 16989, 26697, 26873, 62293, 80619, 186879, 282341, 847023, 1976387, 3105751, 5929161, 9317253, 21740257, 65220771]

約数ペア:

[(1, 65220771), (3, 21740257), (7, 9317253), (11, 5929161), (21, 3105751), (33, 1976387), (77, 847023), (231, 282341), (349, 186879), (809, 80619), (1047, 62293), (2427, 26873), (2443, 26697), (3839, 16989), (5663, 11517), (7329, 8899)]