15124557

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 23887872

約数和(自身を除く): 8763315

約数列:

[1, 3, 7, 21, 53, 107, 127, 159, 321, 371, 381, 749, 889, 1113, 2247, 2667, 5671, 6731, 13589, 17013, 20193, 39697, 40767, 47117, 95123, 119091, 141351, 285369, 720217, 2160651, 5041519, 15124557]

約数ペア:

[(1, 15124557), (3, 5041519), (7, 2160651), (21, 720217), (53, 285369), (107, 141351), (127, 119091), (159, 95123), (321, 47117), (371, 40767), (381, 39697), (749, 20193), (889, 17013), (1113, 13589), (2247, 6731), (2667, 5671)]