81553329

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{63367}}^1$

素因数の和:63397

約数の個数: 24

約数和(自身を含む): 138395712

約数和(自身を除く): 56842383

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 63367, 190101, 570303, 697037, 823771, 2091111, 2471313, 6273333, 7413939, 9061481, 27184443, 81553329]

約数ペア:

[(1, 81553329), (3, 27184443), (9, 9061481), (11, 7413939), (13, 6273333), (33, 2471313), (39, 2091111), (99, 823771), (117, 697037), (143, 570303), (429, 190101), (1287, 63367)]