26173287

素因数分解:

$3^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:271

約数の個数: 56

約数和(自身を含む): 47007744

約数和(自身を除く): 20834457

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 223, 243, 483, 567, 621, 669, 729, 1449, 1561, 1701, 1863, 2007, 4347, 4683, 5103, 5129, 5589, 6021, 13041, 14049, 15387, 16767, 18063, 35903, 39123, 42147, 46161, 54189, 107709, 117369, 126441, 138483, 162567, 323127, 379323, 415449, 969381, 1137969, 1246347, 2908143, 3739041, 8724429, 26173287]

約数ペア:

[(1, 26173287), (3, 8724429), (7, 3739041), (9, 2908143), (21, 1246347), (23, 1137969), (27, 969381), (63, 415449), (69, 379323), (81, 323127), (161, 162567), (189, 138483), (207, 126441), (223, 117369), (243, 107709), (483, 54189), (567, 46161), (621, 42147), (669, 39123), (729, 35903), (1449, 18063), (1561, 16767), (1701, 15387), (1863, 14049), (2007, 13041), (4347, 6021), (4683, 5589), (5103, 5129)]