28754235

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4597}}^1$

素因数の和:4747

約数の個数: 24

約数和(自身を含む): 50210160

約数和(自身を除く): 21455925

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 2085, 4597, 6255, 13791, 22985, 41373, 68955, 206865, 638983, 1916949, 3194915, 5750847, 9584745, 28754235]

約数ペア:

[(1, 28754235), (3, 9584745), (5, 5750847), (9, 3194915), (15, 1916949), (45, 638983), (139, 206865), (417, 68955), (695, 41373), (1251, 22985), (2085, 13791), (4597, 6255)]