26262489

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 39770496

約数和(自身を除く): 13508007

約数列:

[1, 3, 11, 33, 37, 111, 137, 157, 407, 411, 471, 1221, 1507, 1727, 4521, 5069, 5181, 5809, 15207, 17427, 21509, 55759, 63899, 64527, 167277, 191697, 236599, 709797, 795833, 2387499, 8754163, 26262489]

約数ペア:

[(1, 26262489), (3, 8754163), (11, 2387499), (33, 795833), (37, 709797), (111, 236599), (137, 191697), (157, 167277), (407, 64527), (411, 63899), (471, 55759), (1221, 21509), (1507, 17427), (1727, 15207), (4521, 5809), (5069, 5181)]