871330509

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{294269}}^1$

素因数の和:294329

約数の個数: 24

約数和(自身を含む): 1468995840

約数和(自身を除く): 597665331

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 294269, 882807, 2059883, 2648421, 6179649, 13830643, 18538947, 41491929, 96814501, 124475787, 290443503, 871330509]

約数ペア:

[(1, 871330509), (3, 290443503), (7, 124475787), (9, 96814501), (21, 41491929), (47, 18538947), (63, 13830643), (141, 6179649), (329, 2648421), (423, 2059883), (987, 882807), (2961, 294269)]