2991738141

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1010381}}^1$

素因数の和:1010441

約数の個数: 24

約数和(自身を含む): 5043826944

約数和(自身を除く): 2052088803

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 1010381, 3031143, 7072667, 9093429, 21218001, 47487907, 63654003, 142463721, 332415349, 427391163, 997246047, 2991738141]

約数ペア:

[(1, 2991738141), (3, 997246047), (7, 427391163), (9, 332415349), (21, 142463721), (47, 63654003), (63, 47487907), (141, 21218001), (329, 9093429), (423, 7072667), (987, 3031143), (2961, 1010381)]