28666316

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{6521}}^1$

素因数の和:6689

約数の個数: 24

約数和(自身を含む): 57706656

約数和(自身を除く): 29040340

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 6521, 13042, 26084, 45647, 91294, 182588, 1023797, 2047594, 4095188, 7166579, 14333158, 28666316]

約数ペア:

[(1, 28666316), (2, 14333158), (4, 7166579), (7, 4095188), (14, 2047594), (28, 1023797), (157, 182588), (314, 91294), (628, 45647), (1099, 26084), (2198, 13042), (4396, 6521)]