4638678145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{687721}}^1$

素因数の和:687816

約数の個数: 16

約数和(自身を含む): 5941918080

約数和(自身を除く): 1303239935

約数列:

[1, 5, 19, 71, 95, 355, 1349, 6745, 687721, 3438605, 13066699, 48828191, 65333495, 244140955, 927735629, 4638678145]

約数ペア:

[(1, 4638678145), (5, 927735629), (19, 244140955), (71, 65333495), (95, 48828191), (355, 13066699), (1349, 3438605), (6745, 687721)]