27839745

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13163}}^1$

素因数の和:13221

約数の個数: 24

約数和(自身を含む): 49286016

約数和(自身を除く): 21446271

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 13163, 39489, 65815, 118467, 197445, 592335, 618661, 1855983, 3093305, 5567949, 9279915, 27839745]

約数ペア:

[(1, 27839745), (3, 9279915), (5, 5567949), (9, 3093305), (15, 1855983), (45, 618661), (47, 592335), (141, 197445), (235, 118467), (423, 65815), (705, 39489), (2115, 13163)]