217715665541

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2014897}}^1$

素因数の和:2014985

約数の個数: 24

約数和(自身を含む): 257262176640

約数和(自身を除く): 39546511099

約数列:

[1, 11, 19, 47, 121, 209, 517, 893, 2299, 5687, 9823, 108053, 2014897, 22163867, 38283043, 94700159, 243802537, 421113473, 1041701749, 1799303021, 4632248203, 11458719239, 19792333231, 217715665541]

約数ペア:

[(1, 217715665541), (11, 19792333231), (19, 11458719239), (47, 4632248203), (121, 1799303021), (209, 1041701749), (517, 421113473), (893, 243802537), (2299, 94700159), (5687, 38283043), (9823, 22163867), (108053, 2014897)]