681224

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{5009}}^1$

素因数の和:5032

約数の個数: 16

約数和(自身を含む): 1352700

約数和(自身を除く): 671476

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 5009, 10018, 20036, 40072, 85153, 170306, 340612, 681224]

約数ペア:

[(1, 681224), (2, 340612), (4, 170306), (8, 85153), (17, 40072), (34, 20036), (68, 10018), (136, 5009)]