28159736

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4507}}^1$

素因数の和:4595

約数の個数: 32

約数和(自身を含む): 58423680

約数和(自身を除く): 30263944

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3124, 4507, 6248, 9014, 18028, 36056, 49577, 99154, 198308, 319997, 396616, 639994, 1279988, 2559976, 3519967, 7039934, 14079868, 28159736]

約数ペア:

[(1, 28159736), (2, 14079868), (4, 7039934), (8, 3519967), (11, 2559976), (22, 1279988), (44, 639994), (71, 396616), (88, 319997), (142, 198308), (284, 99154), (568, 49577), (781, 36056), (1562, 18028), (3124, 9014), (4507, 6248)]