13230441

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1579}}^1$

素因数の和:1618

約数の個数: 36

約数和(自身を含む): 23415600

約数和(自身を除く): 10185159

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 1579, 2793, 4737, 8379, 11053, 14211, 30001, 33159, 77371, 90003, 99477, 210007, 232113, 270009, 630021, 696339, 1470049, 1890063, 4410147, 13230441]

約数ペア:

[(1, 13230441), (3, 4410147), (7, 1890063), (9, 1470049), (19, 696339), (21, 630021), (49, 270009), (57, 232113), (63, 210007), (133, 99477), (147, 90003), (171, 77371), (399, 33159), (441, 30001), (931, 14211), (1197, 11053), (1579, 8379), (2793, 4737)]