291228717

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{2909}}^1$

素因数の和:3093

約数の個数: 32

約数和(自身を含む): 445858560

約数和(自身を除く): 154629843

約数列:

[1, 3, 13, 17, 39, 51, 151, 221, 453, 663, 1963, 2567, 2909, 5889, 7701, 8727, 33371, 37817, 49453, 100113, 113451, 148359, 439259, 642889, 1317777, 1928667, 5710367, 7467403, 17131101, 22402209, 97076239, 291228717]

約数ペア:

[(1, 291228717), (3, 97076239), (13, 22402209), (17, 17131101), (39, 7467403), (51, 5710367), (151, 1928667), (221, 1317777), (453, 642889), (663, 439259), (1963, 148359), (2567, 113451), (2909, 100113), (5889, 49453), (7701, 37817), (8727, 33371)]