81043985

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{1381}}^1$

素因数の和:1505

約数の個数: 24

約数和(自身を含む): 108077928

約数和(自身を除く): 27033943

約数列:

[1, 5, 11, 55, 97, 121, 485, 605, 1067, 1381, 5335, 6905, 11737, 15191, 58685, 75955, 133957, 167101, 669785, 835505, 1473527, 7367635, 16208797, 81043985]

約数ペア:

[(1, 81043985), (5, 16208797), (11, 7367635), (55, 1473527), (97, 835505), (121, 669785), (485, 167101), (605, 133957), (1067, 75955), (1381, 58685), (5335, 15191), (6905, 11737)]