28990417

素因数分解:

${\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:312

約数の個数: 16

約数和(自身を含む): 30689280

約数和(自身を除く): 1698863

約数列:

[1, 53, 59, 73, 127, 3127, 3869, 4307, 6731, 7493, 9271, 228271, 397129, 491363, 546989, 28990417]

約数ペア:

[(1, 28990417), (53, 546989), (59, 491363), (73, 397129), (127, 228271), (3127, 9271), (3869, 7493), (4307, 6731)]