28767321

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{4337}}^1$

素因数の和:4421

約数の個数: 24

約数和(自身を含む): 46017504

約数和(自身を除く): 17250183

約数列:

[1, 3, 9, 11, 33, 67, 99, 201, 603, 737, 2211, 4337, 6633, 13011, 39033, 47707, 143121, 290579, 429363, 871737, 2615211, 3196369, 9589107, 28767321]

約数ペア:

[(1, 28767321), (3, 9589107), (9, 3196369), (11, 2615211), (33, 871737), (67, 429363), (99, 290579), (201, 143121), (603, 47707), (737, 39033), (2211, 13011), (4337, 6633)]