28715004

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41981}}^1$

素因数の和:42010

約数の個数: 36

約数和(自身を含む): 76407240

約数和(自身を除く): 47692236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 41981, 83962, 125943, 167924, 251886, 377829, 503772, 755658, 797639, 1511316, 1595278, 2392917, 3190556, 4785834, 7178751, 9571668, 14357502, 28715004]

約数ペア:

[(1, 28715004), (2, 14357502), (3, 9571668), (4, 7178751), (6, 4785834), (9, 3190556), (12, 2392917), (18, 1595278), (19, 1511316), (36, 797639), (38, 755658), (57, 503772), (76, 377829), (114, 251886), (171, 167924), (228, 125943), (342, 83962), (684, 41981)]