78999990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2633333}}^1$

素因数の和:2633343

約数の個数: 16

約数和(自身を含む): 189600048

約数和(自身を除く): 110600058

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2633333, 5266666, 7899999, 13166665, 15799998, 26333330, 39499995, 78999990]

約数ペア:

[(1, 78999990), (2, 39499995), (3, 26333330), (5, 15799998), (6, 13166665), (10, 7899999), (15, 5266666), (30, 2633333)]