13991049

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{9091}}^1$

素因数の和:9122

約数の個数: 20

約数和(自身を含む): 22002640

約数和(自身を除く): 8011591

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 9091, 27273, 81819, 172729, 245457, 518187, 736371, 1554561, 4663683, 13991049]

約数ペア:

[(1, 13991049), (3, 4663683), (9, 1554561), (19, 736371), (27, 518187), (57, 245457), (81, 172729), (171, 81819), (513, 27273), (1539, 9091)]