27558316

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 49140000

約数和(自身を除く): 21581684

約数列:

[1, 2, 4, 89, 178, 199, 356, 389, 398, 778, 796, 1556, 17711, 34621, 35422, 69242, 70844, 77411, 138484, 154822, 309644, 6889579, 13779158, 27558316]

約数ペア:

[(1, 27558316), (2, 13779158), (4, 6889579), (89, 309644), (178, 154822), (199, 138484), (356, 77411), (389, 70844), (398, 69242), (778, 35422), (796, 34621), (1556, 17711)]