28188748

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{5059}}^1$

素因数の和:5269

約数の個数: 24

約数和(自身を含む): 56672000

約数和(自身を除く): 28483252

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 5059, 5572, 10118, 20236, 35413, 70826, 141652, 1006741, 2013482, 4026964, 7047187, 14094374, 28188748]

約数ペア:

[(1, 28188748), (2, 14094374), (4, 7047187), (7, 4026964), (14, 2013482), (28, 1006741), (199, 141652), (398, 70826), (796, 35413), (1393, 20236), (2786, 10118), (5059, 5572)]