201981747

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{19937}}^1$

素因数の和:20258

約数の個数: 16

約数和(自身を含む): 294763392

約数和(自身を除く): 92781645

約数列:

[1, 3, 11, 33, 307, 921, 3377, 10131, 19937, 59811, 219307, 657921, 6120659, 18361977, 67327249, 201981747]

約数ペア:

[(1, 201981747), (3, 67327249), (11, 18361977), (33, 6120659), (307, 657921), (921, 219307), (3377, 59811), (10131, 19937)]