28462287

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5233}}^1$

素因数の和:5287

約数の個数: 24

約数和(自身を含む): 45347376

約数和(自身を除く): 16885089

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5233, 5439, 15699, 36631, 109893, 193621, 256417, 580863, 769251, 1355347, 4066041, 9487429, 28462287]

約数ペア:

[(1, 28462287), (3, 9487429), (7, 4066041), (21, 1355347), (37, 769251), (49, 580863), (111, 256417), (147, 193621), (259, 109893), (777, 36631), (1813, 15699), (5233, 5439)]