28411479

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{18461}}^1$

素因数の和:18492

約数の個数: 20

約数和(自身を含む): 44678040

約数和(自身を除く): 16266561

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 18461, 55383, 166149, 350759, 498447, 1052277, 1495341, 3156831, 9470493, 28411479]

約数ペア:

[(1, 28411479), (3, 9470493), (9, 3156831), (19, 1495341), (27, 1052277), (57, 498447), (81, 350759), (171, 166149), (513, 55383), (1539, 18461)]