1901739

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{761}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 3127248

約数和(自身を除く): 1225509

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 761, 833, 2283, 2499, 5327, 12937, 15981, 37289, 38811, 90559, 111867, 271677, 633913, 1901739]

約数ペア:

[(1, 1901739), (3, 633913), (7, 271677), (17, 111867), (21, 90559), (49, 38811), (51, 37289), (119, 15981), (147, 12937), (357, 5327), (761, 2499), (833, 2283)]