31164669

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{5419}}^1$

素因数の和:5502

約数の個数: 20

約数和(自身を含む): 47219040

約数和(自身を除く): 16054371

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5419, 5751, 16257, 48771, 146313, 384749, 438939, 1154247, 3462741, 10388223, 31164669]

約数ペア:

[(1, 31164669), (3, 10388223), (9, 3462741), (27, 1154247), (71, 438939), (81, 384749), (213, 146313), (639, 48771), (1917, 16257), (5419, 5751)]