207654047999

素因数分解:

${\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{809}}^1\times {\mathrm{32089}}^1$

素因数の和:33338

約数の個数: 16

約数和(自身を含む): 219380076000

約数和(自身を除く): 11726028001

約数列:

[1, 19, 421, 809, 7999, 15371, 32089, 340589, 609691, 6471191, 13509469, 25960001, 256679911, 493240019, 10929160421, 207654047999]

約数ペア:

[(1, 207654047999), (19, 10929160421), (421, 493240019), (809, 256679911), (7999, 25960001), (15371, 13509469), (32089, 6471191), (340589, 609691)]