28524321

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{911}}^1$

素因数の和:1002

約数の個数: 36

約数和(自身を含む): 48657024

約数和(自身を除く): 20132703

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 441, 497, 639, 911, 1491, 2733, 3479, 4473, 6377, 8199, 10437, 19131, 31311, 44639, 57393, 64681, 133917, 194043, 401751, 452767, 582129, 1358301, 3169369, 4074903, 9508107, 28524321]

約数ペア:

[(1, 28524321), (3, 9508107), (7, 4074903), (9, 3169369), (21, 1358301), (49, 582129), (63, 452767), (71, 401751), (147, 194043), (213, 133917), (441, 64681), (497, 57393), (639, 44639), (911, 31311), (1491, 19131), (2733, 10437), (3479, 8199), (4473, 6377)]