28419795

素因数分解:

$3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1607}}^1$

素因数の和:1752

約数の個数: 32

約数和(自身を含む): 50941440

約数和(自身を除く): 22521645

約数列:

[1, 3, 5, 9, 15, 27, 45, 131, 135, 393, 655, 1179, 1607, 1965, 3537, 4821, 5895, 8035, 14463, 17685, 24105, 43389, 72315, 210517, 216945, 631551, 1052585, 1894653, 3157755, 5683959, 9473265, 28419795]

約数ペア:

[(1, 28419795), (3, 9473265), (5, 5683959), (9, 3157755), (15, 1894653), (27, 1052585), (45, 631551), (131, 216945), (135, 210517), (393, 72315), (655, 43389), (1179, 24105), (1607, 17685), (1965, 14463), (3537, 8035), (4821, 5895)]