1664995

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 16

約数和(自身を含む): 2089152

約数和(自身を除く): 424157

約数列:

[1, 5, 53, 61, 103, 265, 305, 515, 3233, 5459, 6283, 16165, 27295, 31415, 332999, 1664995]

約数ペア:

[(1, 1664995), (5, 332999), (53, 31415), (61, 27295), (103, 16165), (265, 6283), (305, 5459), (515, 3233)]