28724943

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15671}}^1$

素因数の和:15734

約数の個数: 16

約数和(自身を含む): 42126336

約数和(自身を除く): 13401393

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 15671, 47013, 203723, 611169, 736537, 2209611, 9574981, 28724943]

約数ペア:

[(1, 28724943), (3, 9574981), (13, 2209611), (39, 736537), (47, 611169), (141, 203723), (611, 47013), (1833, 15671)]