13778985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 25123392

約数和(自身を除く): 11344407

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 61, 111, 165, 183, 185, 305, 407, 555, 671, 915, 1221, 1369, 2013, 2035, 2257, 3355, 4107, 6105, 6771, 6845, 10065, 11285, 15059, 20535, 24827, 33855, 45177, 74481, 75295, 83509, 124135, 225885, 250527, 372405, 417545, 918599, 1252635, 2755797, 4592995, 13778985]

約数ペア:

[(1, 13778985), (3, 4592995), (5, 2755797), (11, 1252635), (15, 918599), (33, 417545), (37, 372405), (55, 250527), (61, 225885), (111, 124135), (165, 83509), (183, 75295), (185, 74481), (305, 45177), (407, 33855), (555, 24827), (671, 20535), (915, 15059), (1221, 11285), (1369, 10065), (2013, 6845), (2035, 6771), (2257, 6105), (3355, 4107)]