51640804831

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{61}}^1\times {\mathrm{90863}}^1$

素因数の和:90964

約数の個数: 32

約数和(自身を含む): 65980348416

約数和(自身を除く): 14339543585

約数列:

[1, 7, 11, 61, 77, 121, 427, 671, 847, 1331, 4697, 7381, 9317, 51667, 81191, 90863, 568337, 636041, 999493, 5542643, 6996451, 10994423, 38798501, 60969073, 76960961, 120938653, 426783511, 670659803, 846570571, 4694618621, 7377257833, 51640804831]

約数ペア:

[(1, 51640804831), (7, 7377257833), (11, 4694618621), (61, 846570571), (77, 670659803), (121, 426783511), (427, 120938653), (671, 76960961), (847, 60969073), (1331, 38798501), (4697, 10994423), (7381, 6996451), (9317, 5542643), (51667, 999493), (81191, 636041), (90863, 568337)]