42578403

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{2707}}^1$

素因数の和:2831

約数の個数: 24

約数和(自身を含む): 66681792

約数和(自身を除く): 24103389

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 2247, 2707, 5243, 8121, 15729, 18949, 56847, 132643, 289649, 397929, 868947, 2027543, 6082629, 14192801, 42578403]

約数ペア:

[(1, 42578403), (3, 14192801), (7, 6082629), (21, 2027543), (49, 868947), (107, 397929), (147, 289649), (321, 132643), (749, 56847), (2247, 18949), (2707, 15729), (5243, 8121)]