42282981

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{691}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 65994656

約数和(自身を除く): 23711675

約数列:

[1, 3, 9, 13, 39, 117, 523, 691, 1569, 2073, 4707, 6219, 6799, 8983, 20397, 26949, 61191, 80847, 361393, 1084179, 3252537, 4698109, 14094327, 42282981]

約数ペア:

[(1, 42282981), (3, 14094327), (9, 4698109), (13, 3252537), (39, 1084179), (117, 361393), (523, 80847), (691, 61191), (1569, 26949), (2073, 20397), (4707, 8983), (6219, 6799)]