28628301

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{5281}}^1$

素因数の和:5436

約数の個数: 16

約数和(自身を含む): 41410880

約数和(自身を除く): 12782579

約数列:

[1, 3, 13, 39, 139, 417, 1807, 5281, 5421, 15843, 68653, 205959, 734059, 2202177, 9542767, 28628301]

約数ペア:

[(1, 28628301), (3, 9542767), (13, 2202177), (39, 734059), (139, 205959), (417, 68653), (1807, 15843), (5281, 5421)]