25779429

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1046

約数の個数: 36

約数和(自身を含む): 42736356

約数和(自身を除く): 16956927

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 169, 221, 507, 663, 997, 1521, 1989, 2873, 2991, 8619, 8973, 12961, 16949, 25857, 38883, 50847, 116649, 152541, 168493, 220337, 505479, 661011, 1516437, 1983033, 2864381, 8593143, 25779429]

約数ペア:

[(1, 25779429), (3, 8593143), (9, 2864381), (13, 1983033), (17, 1516437), (39, 661011), (51, 505479), (117, 220337), (153, 168493), (169, 152541), (221, 116649), (507, 50847), (663, 38883), (997, 25857), (1521, 16949), (1989, 12961), (2873, 8973), (2991, 8619)]