664762886

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{2143}}^1\times {\mathrm{3607}}^1$

素因数の和:5795

約数の個数: 16

約数和(自身を含む): 1021092864

約数和(自身を除く): 356329978

約数列:

[1, 2, 43, 86, 2143, 3607, 4286, 7214, 92149, 155101, 184298, 310202, 7729801, 15459602, 332381443, 664762886]

約数ペア:

[(1, 664762886), (2, 332381443), (43, 15459602), (86, 7729801), (2143, 310202), (3607, 184298), (4286, 155101), (7214, 92149)]