201071955721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{20147}}^1\times {\mathrm{109673}}^1$

素因数の和:129840

約数の個数: 16

約数和(自身を含む): 247487716224

約数和(自身を除く): 46415760503

約数列:

[1, 7, 13, 91, 20147, 109673, 141029, 261911, 767711, 1425749, 1833377, 9980243, 2209581931, 15467073517, 28724565103, 201071955721]

約数ペア:

[(1, 201071955721), (7, 28724565103), (13, 15467073517), (91, 2209581931), (20147, 9980243), (109673, 1833377), (141029, 1425749), (261911, 767711)]