199307511

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89657}}^1$

素因数の和:89695

約数の個数: 24

約数和(自身を含む): 326355120

約数和(自身を除く): 127047609

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 89657, 268971, 806913, 1165541, 1703483, 3496623, 5110449, 10489869, 15331347, 22145279, 66435837, 199307511]

約数ペア:

[(1, 199307511), (3, 66435837), (9, 22145279), (13, 15331347), (19, 10489869), (39, 5110449), (57, 3496623), (117, 1703483), (171, 1165541), (247, 806913), (741, 268971), (2223, 89657)]