28765077

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6271}}^1$

素因数の和:6424

約数の個数: 16

約数和(自身を含む): 42147840

約数和(自身を除く): 13382763

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4587, 6271, 18813, 68981, 206943, 871669, 2615007, 9588359, 28765077]

約数ペア:

[(1, 28765077), (3, 9588359), (11, 2615007), (33, 871669), (139, 206943), (417, 68981), (1529, 18813), (4587, 6271)]