28742967

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1279}}^1$

素因数の和:1523

約数の個数: 24

約数和(自身を含む): 45527040

約数和(自身を除く): 16784073

約数列:

[1, 3, 9, 11, 33, 99, 227, 681, 1279, 2043, 2497, 3837, 7491, 11511, 14069, 22473, 42207, 126621, 290333, 870999, 2612997, 3193663, 9580989, 28742967]

約数ペア:

[(1, 28742967), (3, 9580989), (9, 3193663), (11, 2612997), (33, 870999), (99, 290333), (227, 126621), (681, 42207), (1279, 22473), (2043, 14069), (2497, 11511), (3837, 7491)]