28399924

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7297}}^1$

素因数の和:7447

約数の個数: 24

約数和(自身を含む): 57216320

約数和(自身を除く): 28816396

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 7297, 14594, 29188, 51079, 102158, 204316, 1014283, 2028566, 4057132, 7099981, 14199962, 28399924]

約数ペア:

[(1, 28399924), (2, 14199962), (4, 7099981), (7, 4057132), (14, 2028566), (28, 1014283), (139, 204316), (278, 102158), (556, 51079), (973, 29188), (1946, 14594), (3892, 7297)]