19077465

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 35086464

約数和(自身を除く): 16008999

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 121, 165, 253, 345, 363, 457, 605, 759, 1265, 1371, 1815, 2285, 2783, 3795, 5027, 6855, 8349, 10511, 13915, 15081, 25135, 31533, 41745, 52555, 55297, 75405, 115621, 157665, 165891, 276485, 346863, 578105, 829455, 1271831, 1734315, 3815493, 6359155, 19077465]

約数ペア:

[(1, 19077465), (3, 6359155), (5, 3815493), (11, 1734315), (15, 1271831), (23, 829455), (33, 578105), (55, 346863), (69, 276485), (115, 165891), (121, 157665), (165, 115621), (253, 75405), (345, 55297), (363, 52555), (457, 41745), (605, 31533), (759, 25135), (1265, 15081), (1371, 13915), (1815, 10511), (2285, 8349), (2783, 6855), (3795, 5027)]