201656217

素因数分解:

$3^1\times 7^3\times {\mathrm{195973}}^1$

素因数の和:195997

約数の個数: 16

約数和(自身を含む): 313558400

約数和(自身を除く): 111902183

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 195973, 587919, 1371811, 4115433, 9602677, 28808031, 67218739, 201656217]

約数ペア:

[(1, 201656217), (3, 67218739), (7, 28808031), (21, 9602677), (49, 4115433), (147, 1371811), (343, 587919), (1029, 195973)]