201997531589

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{79935707}}^1$

素因数の和:79935752

約数の個数: 12

約数和(自身を含む): 243644037984

約数和(自身を除く): 41646506395

約数列:

[1, 7, 19, 133, 361, 2527, 79935707, 559549949, 1518778433, 10631449031, 28856790227, 201997531589]

約数ペア:

[(1, 201997531589), (7, 28856790227), (19, 10631449031), (133, 1518778433), (361, 559549949), (2527, 79935707)]