872512894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{558587}}^1$

素因数の和:558671

約数の個数: 16

約数和(自身を含む): 1447860096

約数和(自身を除く): 575347202

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 558587, 1117174, 6144457, 12288914, 39659677, 79319354, 436256447, 872512894]

約数ペア:

[(1, 872512894), (2, 436256447), (11, 79319354), (22, 39659677), (71, 12288914), (142, 6144457), (781, 1117174), (1562, 558587)]