209259652

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{77047}}^1$

素因数の和:77155

約数の個数: 24

約数和(自身を含む): 422839424

約数和(自身を除く): 213579772

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 77047, 154094, 308188, 539329, 1078658, 2157316, 7473559, 14947118, 29894236, 52314913, 104629826, 209259652]

約数ペア:

[(1, 209259652), (2, 104629826), (4, 52314913), (7, 29894236), (14, 14947118), (28, 7473559), (97, 2157316), (194, 1078658), (388, 539329), (679, 308188), (1358, 154094), (2716, 77047)]