128512969

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1\times {\mathrm{487}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 141668352

約数和(自身を除く): 13155383

約数列:

[1, 13, 53, 383, 487, 689, 4979, 6331, 20299, 25811, 186521, 263887, 335543, 2424773, 9885613, 128512969]

約数ペア:

[(1, 128512969), (13, 9885613), (53, 2424773), (383, 335543), (487, 263887), (689, 186521), (4979, 25811), (6331, 20299)]