28784892

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{18311}}^1$

素因数の和:18449

約数の個数: 24

約数和(自身を含む): 67681152

約数和(自身を除く): 38896260

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 18311, 36622, 54933, 73244, 109866, 219732, 2398741, 4797482, 7196223, 9594964, 14392446, 28784892]

約数ペア:

[(1, 28784892), (2, 14392446), (3, 9594964), (4, 7196223), (6, 4797482), (12, 2398741), (131, 219732), (262, 109866), (393, 73244), (524, 54933), (786, 36622), (1572, 18311)]