399040022

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{26263}}^1$

素因数の和:26443

約数の個数: 16

約数和(自身を含む): 612686592

約数和(自身を除く): 213646570

約数列:

[1, 2, 71, 107, 142, 214, 7597, 15194, 26263, 52526, 1864673, 2810141, 3729346, 5620282, 199520011, 399040022]

約数ペア:

[(1, 399040022), (2, 199520011), (71, 5620282), (107, 3729346), (142, 2810141), (214, 1864673), (7597, 52526), (15194, 26263)]