25517817

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{883}}^1$

素因数の和:934

約数の個数: 36

約数和(自身を含む): 42060720

約数和(自身を除く): 16542903

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 169, 171, 247, 507, 741, 883, 1521, 2223, 2649, 3211, 7947, 9633, 11479, 16777, 28899, 34437, 50331, 103311, 149227, 150993, 218101, 447681, 654303, 1343043, 1962909, 2835313, 8505939, 25517817]

約数ペア:

[(1, 25517817), (3, 8505939), (9, 2835313), (13, 1962909), (19, 1343043), (39, 654303), (57, 447681), (117, 218101), (169, 150993), (171, 149227), (247, 103311), (507, 50331), (741, 34437), (883, 28899), (1521, 16777), (2223, 11479), (2649, 9633), (3211, 7947)]