28874104

素因数分解:

$2^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2591}}^1$

素因数の和:2803

約数の個数: 32

約数和(自身を含む): 62208000

約数和(自身を除く): 33333896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 199, 398, 796, 1393, 1592, 2591, 2786, 5182, 5572, 10364, 11144, 18137, 20728, 36274, 72548, 145096, 515609, 1031218, 2062436, 3609263, 4124872, 7218526, 14437052, 28874104]

約数ペア:

[(1, 28874104), (2, 14437052), (4, 7218526), (7, 4124872), (8, 3609263), (14, 2062436), (28, 1031218), (56, 515609), (199, 145096), (398, 72548), (796, 36274), (1393, 20728), (1592, 18137), (2591, 11144), (2786, 10364), (5182, 5572)]