78392205

素因数分解:

$3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4721}}^1$

素因数の和:4779

約数の個数: 40

約数和(自身を含む): 143983224

約数和(自身を除く): 65591019

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 369, 405, 615, 1107, 1845, 3321, 4721, 5535, 14163, 16605, 23605, 42489, 70815, 127467, 193561, 212445, 382401, 580683, 637335, 967805, 1742049, 1912005, 2903415, 5226147, 8710245, 15678441, 26130735, 78392205]

約数ペア:

[(1, 78392205), (3, 26130735), (5, 15678441), (9, 8710245), (15, 5226147), (27, 2903415), (41, 1912005), (45, 1742049), (81, 967805), (123, 637335), (135, 580683), (205, 382401), (369, 212445), (405, 193561), (615, 127467), (1107, 70815), (1845, 42489), (3321, 23605), (4721, 16605), (5535, 14163)]