201287681

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{6143}}^1$

素因数の和:6332

約数の個数: 16

約数和(自身を含む): 239075328

約数和(自身を除く): 37787647

約数列:

[1, 7, 31, 151, 217, 1057, 4681, 6143, 32767, 43001, 190433, 927593, 1333031, 6493151, 28755383, 201287681]

約数ペア:

[(1, 201287681), (7, 28755383), (31, 6493151), (151, 1333031), (217, 927593), (1057, 190433), (4681, 43001), (6143, 32767)]