15726243

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1117}}^1$

素因数の和:1171

約数の個数: 24

約数和(自身を含む): 23853648

約数和(自身を除く): 8127405

約数列:

[1, 3, 13, 19, 39, 57, 247, 361, 741, 1083, 1117, 3351, 4693, 14079, 14521, 21223, 43563, 63669, 275899, 403237, 827697, 1209711, 5242081, 15726243]

約数ペア:

[(1, 15726243), (3, 5242081), (13, 1209711), (19, 827697), (39, 403237), (57, 275899), (247, 63669), (361, 43563), (741, 21223), (1083, 14521), (1117, 14079), (3351, 4693)]