28267852

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{491}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 51040080

約数和(自身を除く): 22772228

約数列:

[1, 2, 4, 37, 74, 148, 389, 491, 778, 982, 1556, 1964, 14393, 18167, 28786, 36334, 57572, 72668, 190999, 381998, 763996, 7066963, 14133926, 28267852]

約数ペア:

[(1, 28267852), (2, 14133926), (4, 7066963), (37, 763996), (74, 381998), (148, 190999), (389, 72668), (491, 57572), (778, 36334), (982, 28786), (1556, 18167), (1964, 14393)]