2611557

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:150

約数の個数: 36

約数和(自身を含む): 4367844

約数和(自身を除く): 1756287

約数列:

[1, 3, 9, 13, 17, 39, 51, 101, 117, 153, 169, 221, 303, 507, 663, 909, 1313, 1521, 1717, 1989, 2873, 3939, 5151, 8619, 11817, 15453, 17069, 22321, 25857, 51207, 66963, 153621, 200889, 290173, 870519, 2611557]

約数ペア:

[(1, 2611557), (3, 870519), (9, 290173), (13, 200889), (17, 153621), (39, 66963), (51, 51207), (101, 25857), (117, 22321), (153, 17069), (169, 15453), (221, 11817), (303, 8619), (507, 5151), (663, 3939), (909, 2873), (1313, 1989), (1521, 1717)]