664440505

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1\times {\mathrm{1583}}^1$

素因数の和:2376

約数の個数: 16

約数和(自身を含む): 805330944

約数和(自身を除く): 140890439

約数列:

[1, 5, 127, 635, 661, 1583, 3305, 7915, 83947, 201041, 419735, 1005205, 1046363, 5231815, 132888101, 664440505]

約数ペア:

[(1, 664440505), (5, 132888101), (127, 5231815), (635, 1046363), (661, 1005205), (1583, 419735), (3305, 201041), (7915, 83947)]