201557279

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{90263}}^1$

素因数の和:90310

約数の個数: 16

約数和(自身を含む): 259960320

約数和(自身を除く): 58403041

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 90263, 631841, 992893, 2617627, 6950251, 18323389, 28793897, 201557279]

約数ペア:

[(1, 201557279), (7, 28793897), (11, 18323389), (29, 6950251), (77, 2617627), (203, 992893), (319, 631841), (2233, 90263)]