17271891

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21089}}^1$

素因数の和:21115

約数の個数: 24

約数和(自身を含む): 30707040

約数和(自身を除く): 13435149

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 21089, 63267, 147623, 189801, 274157, 442869, 822471, 1328607, 1919099, 2467413, 5757297, 17271891]

約数ペア:

[(1, 17271891), (3, 5757297), (7, 2467413), (9, 1919099), (13, 1328607), (21, 822471), (39, 442869), (63, 274157), (91, 189801), (117, 147623), (273, 63267), (819, 21089)]