91287

素因数分解:

$3^4\times 7^2\times {\mathrm{23}}^1$

素因数の和:49

約数の個数: 30

約数和(自身を含む): 165528

約数和(自身を除く): 74241

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 81, 147, 161, 189, 207, 441, 483, 567, 621, 1127, 1323, 1449, 1863, 3381, 3969, 4347, 10143, 13041, 30429, 91287]

約数ペア:

[(1, 91287), (3, 30429), (7, 13041), (9, 10143), (21, 4347), (23, 3969), (27, 3381), (49, 1863), (63, 1449), (69, 1323), (81, 1127), (147, 621), (161, 567), (189, 483), (207, 441)]