78729795

素因数分解:

$3^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{2131}}^1$

素因数の和:2963

約数の個数: 24

約数和(自身を含む): 136695312

約数和(自身を除く): 57965517

約数列:

[1, 3, 5, 9, 15, 45, 821, 2131, 2463, 4105, 6393, 7389, 10655, 12315, 19179, 31965, 36945, 95895, 1749551, 5248653, 8747755, 15745959, 26243265, 78729795]

約数ペア:

[(1, 78729795), (3, 26243265), (5, 15745959), (9, 8747755), (15, 5248653), (45, 1749551), (821, 95895), (2131, 36945), (2463, 31965), (4105, 19179), (6393, 12315), (7389, 10655)]