12805974

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 28725840

約数和(自身を除く): 15919866

約数列:

[1, 2, 3, 6, 9, 18, 61, 107, 109, 122, 183, 214, 218, 321, 327, 366, 549, 642, 654, 963, 981, 1098, 1926, 1962, 6527, 6649, 11663, 13054, 13298, 19581, 19947, 23326, 34989, 39162, 39894, 58743, 59841, 69978, 104967, 117486, 119682, 209934, 711443, 1422886, 2134329, 4268658, 6402987, 12805974]

約数ペア:

[(1, 12805974), (2, 6402987), (3, 4268658), (6, 2134329), (9, 1422886), (18, 711443), (61, 209934), (107, 119682), (109, 117486), (122, 104967), (183, 69978), (214, 59841), (218, 58743), (321, 39894), (327, 39162), (366, 34989), (549, 23326), (642, 19947), (654, 19581), (963, 13298), (981, 13054), (1098, 11663), (1926, 6649), (1962, 6527)]