13543281

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{2741}}^1$

素因数の和:2814

約数の個数: 20

約数和(自身を含む): 20570484

約数和(自身を除く): 7027203

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 2741, 4941, 8223, 24669, 74007, 167201, 222021, 501603, 1504809, 4514427, 13543281]

約数ペア:

[(1, 13543281), (3, 4514427), (9, 1504809), (27, 501603), (61, 222021), (81, 167201), (183, 74007), (549, 24669), (1647, 8223), (2741, 4941)]